diff --git a/app/code/Magento/AdminNotification/Model/System/Message/Media/AbstractSynchronization.php b/app/code/Magento/AdminNotification/Model/System/Message/Media/AbstractSynchronization.php
index daf29db540d4d..eb8ec73433ce1 100644
--- a/app/code/Magento/AdminNotification/Model/System/Message/Media/AbstractSynchronization.php
+++ b/app/code/Magento/AdminNotification/Model/System/Message/Media/AbstractSynchronization.php
@@ -6,6 +6,9 @@
 namespace Magento\AdminNotification\Model\System\Message\Media;
 
 /**
+ * Abstract Synchronization
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Backend/App/AbstractAction.php b/app/code/Magento/Backend/App/AbstractAction.php
index fb2daa283f111..169d16a00e2b1 100644
--- a/app/code/Magento/Backend/App/AbstractAction.php
+++ b/app/code/Magento/Backend/App/AbstractAction.php
@@ -8,6 +8,7 @@
 /**
  * Generic backend controller
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
@@ -101,6 +102,8 @@ public function __construct(Action\Context $context)
     }
 
     /**
+     * Check current user permission on resource and privilege
+     *
      * @return bool
      */
     protected function _isAllowed()
@@ -119,6 +122,8 @@ protected function _getSession()
     }
 
     /**
+     * Get message manager
+     *
      * @return \Magento\Framework\Message\ManagerInterface
      */
     protected function getMessageManager()
@@ -146,6 +151,8 @@ protected function _setActiveMenu($itemId)
     }
 
     /**
+     * Add breadcrumb
+     *
      * @param string $label
      * @param string $title
      * @param string|null $link
@@ -158,6 +165,8 @@ protected function _addBreadcrumb($label, $title, $link = null)
     }
 
     /**
+     * Add block to content container
+     *
      * @param \Magento\Framework\View\Element\AbstractBlock $block
      * @return $this
      */
@@ -167,6 +176,8 @@ protected function _addContent(\Magento\Framework\View\Element\AbstractBlock $bl
     }
 
     /**
+     * Add block to left container
+     *
      * @param \Magento\Framework\View\Element\AbstractBlock $block
      * @return $this
      */
@@ -176,6 +187,8 @@ protected function _addLeft(\Magento\Framework\View\Element\AbstractBlock $block
     }
 
     /**
+     * Add block to js container
+     *
      * @param \Magento\Framework\View\Element\AbstractBlock $block
      * @return $this
      */
@@ -200,6 +213,8 @@ private function _moveBlockToContainer(\Magento\Framework\View\Element\AbstractB
     }
 
     /**
+     * Dispatch request
+     *
      * @param \Magento\Framework\App\RequestInterface $request
      * @return \Magento\Framework\App\ResponseInterface
      */
@@ -286,8 +301,7 @@ public function _processUrlKeys()
     }
 
     /**
-     * Set session locale,
-     * process force locale set through url params
+     * Set session locale, process force locale set through url params
      *
      * @return $this
      */
@@ -309,8 +323,8 @@ protected function _processLocaleSettings()
      * Set redirect into response
      *
      * @TODO MAGETWO-28356: Refactor controller actions to new ResultInterface
-     * @param   string $path
-     * @param   array $arguments
+     * @param string $path
+     * @param array $arguments
      * @return \Magento\Framework\App\ResponseInterface
      */
     protected function _redirect($path, $arguments = [])
diff --git a/app/code/Magento/Backend/Block/Widget/Grid/Column/Renderer/AbstractRenderer.php b/app/code/Magento/Backend/Block/Widget/Grid/Column/Renderer/AbstractRenderer.php
index 415ce7c4c21fc..65f91865921fd 100644
--- a/app/code/Magento/Backend/Block/Widget/Grid/Column/Renderer/AbstractRenderer.php
+++ b/app/code/Magento/Backend/Block/Widget/Grid/Column/Renderer/AbstractRenderer.php
@@ -13,6 +13,8 @@
  *
  * phpcs:disable Magento2.Classes.AbstractApi
  * Backend grid item abstract renderer
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @api
diff --git a/app/code/Magento/Backend/Console/Command/AbstractCacheCommand.php b/app/code/Magento/Backend/Console/Command/AbstractCacheCommand.php
index 11da740c46606..c528968a7fb3c 100644
--- a/app/code/Magento/Backend/Console/Command/AbstractCacheCommand.php
+++ b/app/code/Magento/Backend/Console/Command/AbstractCacheCommand.php
@@ -13,6 +13,7 @@
 /**
  * Abstract cache command
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Backend/Console/Command/AbstractCacheManageCommand.php b/app/code/Magento/Backend/Console/Command/AbstractCacheManageCommand.php
index 35da8eace1fe7..2e69b04c4001e 100644
--- a/app/code/Magento/Backend/Console/Command/AbstractCacheManageCommand.php
+++ b/app/code/Magento/Backend/Console/Command/AbstractCacheManageCommand.php
@@ -10,6 +10,9 @@
 use Symfony\Component\Console\Input\InputInterface;
 
 /**
+ * Abstract Cache Manage Command
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -21,7 +24,7 @@ abstract class AbstractCacheManageCommand extends AbstractCacheCommand
     const INPUT_KEY_TYPES = 'types';
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     protected function configure()
     {
diff --git a/app/code/Magento/Backend/Console/Command/AbstractCacheSetCommand.php b/app/code/Magento/Backend/Console/Command/AbstractCacheSetCommand.php
index 02390d03783df..91175fef34399 100644
--- a/app/code/Magento/Backend/Console/Command/AbstractCacheSetCommand.php
+++ b/app/code/Magento/Backend/Console/Command/AbstractCacheSetCommand.php
@@ -10,6 +10,9 @@
 use Symfony\Component\Console\Output\OutputInterface;
 
 /**
+ * Abstract Cache Set Command
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -23,7 +26,7 @@ abstract class AbstractCacheSetCommand extends AbstractCacheManageCommand
     abstract protected function isEnable();
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     protected function execute(InputInterface $input, OutputInterface $output)
     {
diff --git a/app/code/Magento/Backend/Console/Command/AbstractCacheTypeManageCommand.php b/app/code/Magento/Backend/Console/Command/AbstractCacheTypeManageCommand.php
index 2facdf165c5df..d3e3c33af29a1 100644
--- a/app/code/Magento/Backend/Console/Command/AbstractCacheTypeManageCommand.php
+++ b/app/code/Magento/Backend/Console/Command/AbstractCacheTypeManageCommand.php
@@ -12,6 +12,9 @@
 use Magento\Framework\App\Cache\Manager;
 
 /**
+ * Abstract Cache Type Manage Command
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Backend/Model/Menu/AbstractDirector.php b/app/code/Magento/Backend/Model/Menu/AbstractDirector.php
index 4bd96575f3080..1616ba1fd9bb2 100644
--- a/app/code/Magento/Backend/Model/Menu/AbstractDirector.php
+++ b/app/code/Magento/Backend/Model/Menu/AbstractDirector.php
@@ -6,6 +6,9 @@
 namespace Magento\Backend\Model\Menu;
 
 /**
+ * Abstract Director
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Backend/Model/Menu/Builder/AbstractCommand.php b/app/code/Magento/Backend/Model/Menu/Builder/AbstractCommand.php
index 720fe9b757004..843f711230933 100644
--- a/app/code/Magento/Backend/Model/Menu/Builder/AbstractCommand.php
+++ b/app/code/Magento/Backend/Model/Menu/Builder/AbstractCommand.php
@@ -7,6 +7,8 @@
 
 /**
  * Menu builder command
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Backend/Model/Widget/Grid/AbstractTotals.php b/app/code/Magento/Backend/Model/Widget/Grid/AbstractTotals.php
index bb68853dcc08d..042ee75a8954d 100644
--- a/app/code/Magento/Backend/Model/Widget/Grid/AbstractTotals.php
+++ b/app/code/Magento/Backend/Model/Widget/Grid/AbstractTotals.php
@@ -7,6 +7,9 @@
 namespace Magento\Backend\Model\Widget\Grid;
 
 /**
+ * Abstract Totals
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -133,9 +136,9 @@ protected function _countExpr($expr, $collection)
     /**
      * Check if operands in not null and set operands values if they are empty
      *
-     * @param float|int &$firstOperand
-     * @param float|int &$secondOperand
-     * @param float|int &$tmpResult
+     * @param float|int $firstOperand
+     * @param float|int $secondOperand
+     * @param float|int $tmpResult
      * @param float|int $result
      * @return void
      */
diff --git a/app/code/Magento/Catalog/Block/Product/View/AbstractView.php b/app/code/Magento/Catalog/Block/Product/View/AbstractView.php
index ec16bc1d2334f..848ec7153f8ef 100644
--- a/app/code/Magento/Catalog/Block/Product/View/AbstractView.php
+++ b/app/code/Magento/Catalog/Block/Product/View/AbstractView.php
@@ -8,6 +8,7 @@
 /**
  * Product view abstract block
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @deprecated 101.1.0
  * @since 100.0.2
diff --git a/app/code/Magento/Catalog/Model/AbstractModel.php b/app/code/Magento/Catalog/Model/AbstractModel.php
index 78a49cd1e8b14..a894fb04d28e4 100644
--- a/app/code/Magento/Catalog/Model/AbstractModel.php
+++ b/app/code/Magento/Catalog/Model/AbstractModel.php
@@ -9,6 +9,8 @@
 
 /**
  * Abstract model for catalog entities
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  * @author      Magento Core Team <core@magentocommerce.com>
@@ -313,8 +315,8 @@ private function getAttributeScopeOverriddenValue()
     /**
      * Retrieve default value for attribute code
      *
-     * @param   string $attributeCode
-     * @return  array|boolean
+     * @param string $attributeCode
+     * @return array|boolean
      *
      * @deprecated 101.0.0
      */
@@ -348,8 +350,8 @@ public function setExistsStoreValueFlag($attributeCode)
     /**
      * Check if object attribute has value in current store
      *
-     * @param   string $attributeCode
-     * @return  bool
+     * @param string $attributeCode
+     * @return bool
      * @SuppressWarnings(PHPMD.BooleanGetMethodName)
      *
      * @deprecated 101.0.0
diff --git a/app/code/Magento/Catalog/Model/Indexer/AbstractFlatState.php b/app/code/Magento/Catalog/Model/Indexer/AbstractFlatState.php
index b39048d4dfa40..79ce5a314c9af 100644
--- a/app/code/Magento/Catalog/Model/Indexer/AbstractFlatState.php
+++ b/app/code/Magento/Catalog/Model/Indexer/AbstractFlatState.php
@@ -8,6 +8,9 @@
 use Magento\Store\Model\ScopeInterface;
 
 /**
+ * Abstract Flat State
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Catalog/Model/Indexer/Category/Product/AbstractAction.php b/app/code/Magento/Catalog/Model/Indexer/Category/Product/AbstractAction.php
index 178f4172ce6fa..8c5f0486e45a1 100644
--- a/app/code/Magento/Catalog/Model/Indexer/Category/Product/AbstractAction.php
+++ b/app/code/Magento/Catalog/Model/Indexer/Category/Product/AbstractAction.php
@@ -18,6 +18,7 @@
 /**
  * Class AbstractAction
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
diff --git a/app/code/Magento/Catalog/Model/Layer/Filter/AbstractFilter.php b/app/code/Magento/Catalog/Model/Layer/Filter/AbstractFilter.php
index f2e2e67f944e9..c0626a36f037a 100644
--- a/app/code/Magento/Catalog/Model/Layer/Filter/AbstractFilter.php
+++ b/app/code/Magento/Catalog/Model/Layer/Filter/AbstractFilter.php
@@ -8,6 +8,7 @@
 /**
  * Layer category filter abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -362,9 +363,9 @@ public function getClearLinkText()
     /**
      * Get option text from frontend model by option id
      *
-     * @param   int $optionId
+     * @param int $optionId
      * @throws \Magento\Framework\Exception\LocalizedException
-     * @return  string|bool
+     * @return string|bool
      */
     protected function getOptionText($optionId)
     {
diff --git a/app/code/Magento/Catalog/Model/Product/Type/AbstractType.php b/app/code/Magento/Catalog/Model/Product/Type/AbstractType.php
index e6804d9246faa..95c543f58b7fb 100644
--- a/app/code/Magento/Catalog/Model/Product/Type/AbstractType.php
+++ b/app/code/Magento/Catalog/Model/Product/Type/AbstractType.php
@@ -11,6 +11,9 @@
 use Magento\Framework\Exception\LocalizedException;
 
 /**
+ * Abstract Type
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * Abstract model for product type implementation
  * @SuppressWarnings(PHPMD.ExcessivePublicCount)
@@ -355,6 +358,7 @@ public function isSalable($product)
 
     /**
      * Prepare product and its configuration to be added to some products list.
+     *
      * Perform standard preparation process and then prepare options belonging to specific product type.
      *
      * @param  \Magento\Framework\DataObject $buyRequest
@@ -440,6 +444,7 @@ public function processConfiguration(
 
     /**
      * Initialize product(s) for add to cart process.
+     *
      * Advanced version of func to prepare product for cart - processMode can be specified there.
      *
      * @param \Magento\Framework\DataObject $buyRequest
@@ -532,6 +537,7 @@ public function processFileQueue()
 
     /**
      * Add file to File Queue
+     *
      * @param array $queueOptions Array of File Queue
      *                              (eg. ['operation'=>'move',
      *                                    'src_name'=>'filename',
@@ -643,8 +649,7 @@ public function checkProductBuyState($product)
     }
 
     /**
-     * Prepare additional options/information for order item which will be
-     * created from this product
+     * Prepare additional options/information for order item which will be created from this product
      *
      * @param \Magento\Catalog\Model\Product $product
      * @return array
@@ -900,7 +905,7 @@ public function getStoreFilter($product)
     /**
      * Set store filter for associated products
      *
-     * @param $store int|\Magento\Store\Model\Store
+     * @param int|\Magento\Store\Model\Store $store
      * @param \Magento\Catalog\Model\Product $product
      * @return $this
      */
@@ -940,6 +945,7 @@ public function prepareQuoteItemQty($qty, $product)
 
     /**
      * Implementation of product specify logic of which product needs to be assigned to option.
+     *
      * For example if product which was added to option already removed from catalog.
      *
      * @param \Magento\Catalog\Model\Product $optionProduct
@@ -979,6 +985,7 @@ public function setConfig($config)
 
     /**
      * Retrieve additional searchable data from type instance
+     *
      * Using based on product id and store_id data
      *
      * @param \Magento\Catalog\Model\Product $product
@@ -999,6 +1006,7 @@ public function getSearchableData($product)
 
     /**
      * Retrieve products divided into groups required to purchase
+     *
      * At least one product in each group has to be purchased
      *
      * @param \Magento\Catalog\Model\Product $product
@@ -1092,6 +1100,8 @@ public function getIdentities(\Magento\Catalog\Model\Product $product)
     }
 
     /**
+     * Get associated products
+     *
      * @param \Magento\Catalog\Model\Product\Type\AbstractType $product
      * @return array
      * @SuppressWarnings(PHPMD.UnusedFormalParameter)
diff --git a/app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/AbstractIndexer.php b/app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/AbstractIndexer.php
index 4259504b8f0f0..95f3f2b0f8d94 100644
--- a/app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/AbstractIndexer.php
+++ b/app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/AbstractIndexer.php
@@ -10,6 +10,7 @@
 /**
  * Catalog Product Indexer Abstract Resource Model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @author      Magento Core Team <core@magentocommerce.com>
@@ -65,12 +66,12 @@ protected function _getAttribute($attributeCode)
      * If $condition is not empty apply limitation for select
      *
      * @param \Magento\Framework\DB\Select $select
-     * @param string $attrCode              the attribute code
-     * @param string|\Zend_Db_Expr $entity   the entity field or expression for condition
-     * @param string|\Zend_Db_Expr $store    the store field or expression for condition
-     * @param \Zend_Db_Expr $condition       the limitation condition
-     * @param bool $required                if required or has condition used INNER join, else - LEFT
-     * @return \Zend_Db_Expr                 the attribute value expression
+     * @param string $attrCode the attribute code
+     * @param string|\Zend_Db_Expr $entity the entity field or expression for condition
+     * @param string|\Zend_Db_Expr $store the store field or expression for condition
+     * @param \Zend_Db_Expr $condition the limitation condition
+     * @param bool $required if required or has condition used INNER join, else - LEFT
+     * @return \Zend_Db_Expr the attribute value expression
      */
     protected function _addAttributeToSelect($select, $attrCode, $entity, $store, $condition = null, $required = false)
     {
@@ -158,6 +159,7 @@ protected function _addWebsiteJoinToSelect($select, $store = true, $joinConditio
 
     /**
      * Add join for catalog/product_website table
+     *
      * Joined table has alias pw
      *
      * @param \Magento\Framework\DB\Select $select the select object
@@ -234,6 +236,8 @@ public function getRelationsByParent($parentIds)
     }
 
     /**
+     * Get metadata pool
+     *
      * @return \Magento\Framework\EntityManager\MetadataPool
      * @since 101.0.0
      */
diff --git a/app/code/Magento/Catalog/Ui/Component/Listing/Attribute/AbstractRepository.php b/app/code/Magento/Catalog/Ui/Component/Listing/Attribute/AbstractRepository.php
index c7b339d5fac96..ebd2288de117c 100644
--- a/app/code/Magento/Catalog/Ui/Component/Listing/Attribute/AbstractRepository.php
+++ b/app/code/Magento/Catalog/Ui/Component/Listing/Attribute/AbstractRepository.php
@@ -6,6 +6,9 @@
 namespace Magento\Catalog\Ui\Component\Listing\Attribute;
 
 /**
+ * Abstract Repository
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -34,11 +37,13 @@ public function __construct(
     }
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     abstract protected function buildSearchCriteria();
 
     /**
+     * Get attributes list
+     *
      * @return \Magento\Catalog\Api\Data\ProductAttributeInterface[]
      */
     public function getList()
diff --git a/app/code/Magento/Catalog/Ui/DataProvider/Product/Related/AbstractDataProvider.php b/app/code/Magento/Catalog/Ui/DataProvider/Product/Related/AbstractDataProvider.php
index 8154cab3d9068..cba74d5478809 100644
--- a/app/code/Magento/Catalog/Ui/DataProvider/Product/Related/AbstractDataProvider.php
+++ b/app/code/Magento/Catalog/Ui/DataProvider/Product/Related/AbstractDataProvider.php
@@ -19,6 +19,7 @@
 /**
  * Class AbstractDataProvider
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 101.0.0
  */
@@ -113,7 +114,7 @@ public function __construct(
     abstract protected function getLinkType();
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      * @since 101.0.0
      */
     public function getCollection()
diff --git a/app/code/Magento/CatalogImportExport/Model/Export/Product/Type/AbstractType.php b/app/code/Magento/CatalogImportExport/Model/Export/Product/Type/AbstractType.php
index 7ca95c0ec5e9f..0e4553fb8b144 100644
--- a/app/code/Magento/CatalogImportExport/Model/Export/Product/Type/AbstractType.php
+++ b/app/code/Magento/CatalogImportExport/Model/Export/Product/Type/AbstractType.php
@@ -10,6 +10,7 @@
 /**
  * Export entity product type abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Checkout/CustomerData/AbstractItem.php b/app/code/Magento/Checkout/CustomerData/AbstractItem.php
index 9c2e3a32ef901..f43da887e70b0 100644
--- a/app/code/Magento/Checkout/CustomerData/AbstractItem.php
+++ b/app/code/Magento/Checkout/CustomerData/AbstractItem.php
@@ -11,6 +11,7 @@
 /**
  * Abstract item
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractItem implements ItemInterface
@@ -21,7 +22,7 @@ abstract class AbstractItem implements ItemInterface
     protected $item;
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     public function getItemData(Item $item)
     {
diff --git a/app/code/Magento/Config/Block/System/Config/Form/Field/FieldArray/AbstractFieldArray.php b/app/code/Magento/Config/Block/System/Config/Form/Field/FieldArray/AbstractFieldArray.php
index 3bb4632ee4517..a702ee855b0ce 100644
--- a/app/code/Magento/Config/Block/System/Config/Form/Field/FieldArray/AbstractFieldArray.php
+++ b/app/code/Magento/Config/Block/System/Config/Form/Field/FieldArray/AbstractFieldArray.php
@@ -10,6 +10,8 @@
  * Backend system config array field renderer
  *
  * @author     Magento Core Team <core@magentocommerce.com>
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -281,6 +283,8 @@ public function getColumns()
     }
 
     /**
+     * Get label of add button
+     *
      * @return string
      * @since 100.2.0
      */
diff --git a/app/code/Magento/Config/Controller/Adminhtml/System/Config/AbstractScopeConfig.php b/app/code/Magento/Config/Controller/Adminhtml/System/Config/AbstractScopeConfig.php
index 27f7217b50ba1..ff9f9b25753e5 100644
--- a/app/code/Magento/Config/Controller/Adminhtml/System/Config/AbstractScopeConfig.php
+++ b/app/code/Magento/Config/Controller/Adminhtml/System/Config/AbstractScopeConfig.php
@@ -9,6 +9,9 @@
 use Magento\Config\Controller\Adminhtml\System\ConfigSectionChecker;
 
 /**
+ * Abstract Scope Config
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Config/Model/Config/Backend/Currency/AbstractCurrency.php b/app/code/Magento/Config/Model/Config/Backend/Currency/AbstractCurrency.php
index 25303093ace5d..3b0d8d2e92bc7 100644
--- a/app/code/Magento/Config/Model/Config/Backend/Currency/AbstractCurrency.php
+++ b/app/code/Magento/Config/Model/Config/Backend/Currency/AbstractCurrency.php
@@ -16,6 +16,7 @@
 /**
  * Base currency class
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Config/Model/Config/Structure/AbstractMapper.php b/app/code/Magento/Config/Model/Config/Structure/AbstractMapper.php
index 711a165dc5541..76ee414ac6024 100644
--- a/app/code/Magento/Config/Model/Config/Structure/AbstractMapper.php
+++ b/app/code/Magento/Config/Model/Config/Structure/AbstractMapper.php
@@ -10,6 +10,9 @@
 namespace Magento\Config\Model\Config\Structure;
 
 /**
+ * Abstract Mapper
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/CustomerImportExport/Model/Import/AbstractCustomer.php b/app/code/Magento/CustomerImportExport/Model/Import/AbstractCustomer.php
index cc6eebed57b1d..c2e0e80bcfd89 100644
--- a/app/code/Magento/CustomerImportExport/Model/Import/AbstractCustomer.php
+++ b/app/code/Magento/CustomerImportExport/Model/Import/AbstractCustomer.php
@@ -13,6 +13,7 @@
 /**
  * Import entity abstract customer model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
diff --git a/app/code/Magento/Directory/Model/Currency/Import/AbstractImport.php b/app/code/Magento/Directory/Model/Currency/Import/AbstractImport.php
index da9f2a43b56b3..5a76529ee19fb 100644
--- a/app/code/Magento/Directory/Model/Currency/Import/AbstractImport.php
+++ b/app/code/Magento/Directory/Model/Currency/Import/AbstractImport.php
@@ -10,6 +10,9 @@
 namespace Magento\Directory\Model\Currency\Import;
 
 /**
+ * Abstract Import
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -91,6 +94,8 @@ public function importRates()
     }
 
     /**
+     * Fetch rates
+     *
      * @return array
      */
     public function fetchRates()
@@ -121,6 +126,8 @@ public function fetchRates()
     }
 
     /**
+     * Number format
+     *
      * @param float|int $number
      * @return float|int
      */
@@ -130,6 +137,8 @@ protected function _numberFormat($number)
     }
 
     /**
+     * Get messages
+     *
      * @return array
      */
     public function getMessages()
diff --git a/app/code/Magento/Eav/Block/Adminhtml/Attribute/Edit/Options/AbstractOptions.php b/app/code/Magento/Eav/Block/Adminhtml/Attribute/Edit/Options/AbstractOptions.php
index 9b44b2c7395ac..e902117798764 100644
--- a/app/code/Magento/Eav/Block/Adminhtml/Attribute/Edit/Options/AbstractOptions.php
+++ b/app/code/Magento/Eav/Block/Adminhtml/Attribute/Edit/Options/AbstractOptions.php
@@ -8,6 +8,7 @@
 /**
  * Attribute add/edit form options tab
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @deprecated 100.2.0
  * @since 100.0.2
@@ -27,7 +28,8 @@ protected function _prepareLayout()
     }
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
+     *
      * @return string
      */
     protected function _toHtml()
diff --git a/app/code/Magento/Eav/Block/Adminhtml/Attribute/Grid/AbstractGrid.php b/app/code/Magento/Eav/Block/Adminhtml/Attribute/Grid/AbstractGrid.php
index 55c0583191492..87166d4af15ab 100644
--- a/app/code/Magento/Eav/Block/Adminhtml/Attribute/Grid/AbstractGrid.php
+++ b/app/code/Magento/Eav/Block/Adminhtml/Attribute/Grid/AbstractGrid.php
@@ -8,6 +8,7 @@
 /**
  * Product attributes grid
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.DepthOfInheritance)
  * @deprecated 100.2.0
@@ -23,6 +24,8 @@ abstract class AbstractGrid extends \Magento\Backend\Block\Widget\Grid\Extended
     protected $_module = 'adminhtml';
 
     /**
+     * Internal constructor, that is called from real constructor
+     *
      * @return void
      */
     protected function _construct()
diff --git a/app/code/Magento/Eav/Model/Attribute/Data/AbstractData.php b/app/code/Magento/Eav/Model/Attribute/Data/AbstractData.php
index 3bc87ed977517..da344d18cede5 100644
--- a/app/code/Magento/Eav/Model/Attribute/Data/AbstractData.php
+++ b/app/code/Magento/Eav/Model/Attribute/Data/AbstractData.php
@@ -13,6 +13,7 @@
 /**
  * EAV Attribute Abstract Data Model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @author      Magento Core Team <core@magentocommerce.com>
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
diff --git a/app/code/Magento/Eav/Model/Entity/Attribute/Backend/AbstractBackend.php b/app/code/Magento/Eav/Model/Entity/Attribute/Backend/AbstractBackend.php
index 86ab6f6ea6e9f..5161afbea66fb 100644
--- a/app/code/Magento/Eav/Model/Entity/Attribute/Backend/AbstractBackend.php
+++ b/app/code/Magento/Eav/Model/Entity/Attribute/Backend/AbstractBackend.php
@@ -12,6 +12,7 @@
 /**
  * Entity/Attribute/Model - attribute backend abstract
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @since 100.0.2
diff --git a/app/code/Magento/Eav/Model/Entity/Attribute/Frontend/AbstractFrontend.php b/app/code/Magento/Eav/Model/Entity/Attribute/Frontend/AbstractFrontend.php
index 2c7ea1ab9268e..7f957f5702726 100644
--- a/app/code/Magento/Eav/Model/Entity/Attribute/Frontend/AbstractFrontend.php
+++ b/app/code/Magento/Eav/Model/Entity/Attribute/Frontend/AbstractFrontend.php
@@ -22,6 +22,7 @@
 /**
  * EAV entity attribute form renderer.
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Eav/Model/Entity/Increment/AbstractIncrement.php b/app/code/Magento/Eav/Model/Entity/Increment/AbstractIncrement.php
index 406e23921db4d..71b5d35a887a9 100644
--- a/app/code/Magento/Eav/Model/Entity/Increment/AbstractIncrement.php
+++ b/app/code/Magento/Eav/Model/Entity/Increment/AbstractIncrement.php
@@ -12,6 +12,7 @@
  * - pad_char
  * - last_id
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/GoogleAdwords/Model/Config/Backend/AbstractConversion.php b/app/code/Magento/GoogleAdwords/Model/Config/Backend/AbstractConversion.php
index 71b65fce93e0c..64067cfa3ca0f 100644
--- a/app/code/Magento/GoogleAdwords/Model/Config/Backend/AbstractConversion.php
+++ b/app/code/Magento/GoogleAdwords/Model/Config/Backend/AbstractConversion.php
@@ -8,7 +8,10 @@
 namespace Magento\GoogleAdwords\Model\Config\Backend;
 
 /**
+ * Abstract Conversion
+ *
  * @SuppressWarnings(PHPMD.LongVariable)
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/GoogleOptimizer/Observer/AbstractSave.php b/app/code/Magento/GoogleOptimizer/Observer/AbstractSave.php
index 135c8c92c6aa9..fa03fbcb588e3 100644
--- a/app/code/Magento/GoogleOptimizer/Observer/AbstractSave.php
+++ b/app/code/Magento/GoogleOptimizer/Observer/AbstractSave.php
@@ -11,6 +11,9 @@
 use Magento\Framework\Event\ObserverInterface;
 
 /**
+ * Abstract Save
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -185,6 +188,8 @@ protected function _deleteCode()
     }
 
     /**
+     * Is request data available
+     *
      * @return bool
      */
     private function isDataAvailable()
@@ -194,6 +199,8 @@ private function isDataAvailable()
     }
 
     /**
+     * Request parameter google_experiment
+     *
      * @return mixed
      */
     private function getRequestData()
diff --git a/app/code/Magento/ImportExport/Model/Export/AbstractEntity.php b/app/code/Magento/ImportExport/Model/Export/AbstractEntity.php
index 8baf9e8fe9cb9..7683dd6208665 100644
--- a/app/code/Magento/ImportExport/Model/Export/AbstractEntity.php
+++ b/app/code/Magento/ImportExport/Model/Export/AbstractEntity.php
@@ -12,6 +12,7 @@
 /**
  * Export entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.TooManyFields)
diff --git a/app/code/Magento/ImportExport/Model/Export/Adapter/AbstractAdapter.php b/app/code/Magento/ImportExport/Model/Export/Adapter/AbstractAdapter.php
index 8fbc91de5b211..0a7ef760541e3 100644
--- a/app/code/Magento/ImportExport/Model/Export/Adapter/AbstractAdapter.php
+++ b/app/code/Magento/ImportExport/Model/Export/Adapter/AbstractAdapter.php
@@ -11,6 +11,7 @@
 /**
  * Abstract adapter model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEav.php b/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEav.php
index df556e961d2ce..eb9fc33a31bf2 100644
--- a/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEav.php
+++ b/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEav.php
@@ -14,6 +14,7 @@
 /**
  * Export EAV entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
diff --git a/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEntity.php b/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEntity.php
index d9e3879b4be13..0af86c637a7af 100644
--- a/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEntity.php
+++ b/app/code/Magento/ImportExport/Model/Export/Entity/AbstractEntity.php
@@ -11,6 +11,7 @@
 /**
  * Export entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.TooManyFields)
@@ -561,6 +562,7 @@ public function setWriter(AbstractAdapter $writer)
 
     /**
      * Clean cached values
+     *
      * @since 100.1.2
      */
     public function __destruct()
diff --git a/app/code/Magento/ImportExport/Model/Import/AbstractEntity.php b/app/code/Magento/ImportExport/Model/Import/AbstractEntity.php
index 5bd956c1bc322..80d25e9e8a59f 100644
--- a/app/code/Magento/ImportExport/Model/Import/AbstractEntity.php
+++ b/app/code/Magento/ImportExport/Model/Import/AbstractEntity.php
@@ -15,6 +15,7 @@
 /**
  * Import entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.TooManyFields)
@@ -335,6 +336,8 @@ public function __construct(
     }
 
     /**
+     * Get error aggregator
+     *
      * @return ProcessingErrorAggregatorInterface
      */
     public function getErrorAggregator()
@@ -652,6 +655,8 @@ public function isAttributeParticular($attributeCode)
     }
 
     /**
+     * Get the master attribute code to use in an import
+     *
      * @return string the master attribute code to use in an import
      */
     public function getMasterAttributeCode()
diff --git a/app/code/Magento/ImportExport/Model/Import/AbstractSource.php b/app/code/Magento/ImportExport/Model/Import/AbstractSource.php
index 41665a71341c1..d4bf177cfc20d 100644
--- a/app/code/Magento/ImportExport/Model/Import/AbstractSource.php
+++ b/app/code/Magento/ImportExport/Model/Import/AbstractSource.php
@@ -10,6 +10,7 @@
 /**
  * Data source with columns for Magento_ImportExport
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEav.php b/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEav.php
index 82c4478874844..b7af4be807a6b 100644
--- a/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEav.php
+++ b/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEav.php
@@ -10,6 +10,7 @@
 /**
  * Import EAV entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
@@ -18,7 +19,7 @@
 abstract class AbstractEav extends \Magento\ImportExport\Model\Import\AbstractEntity
 {
     /**
-     * Attribute collection name
+     * Attribute collection name (data collection)
      */
     const ATTRIBUTE_COLLECTION_NAME = \Magento\Framework\Data\Collection::class;
 
diff --git a/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEntity.php b/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEntity.php
index 10b29a50a4064..88fe71b60c1cc 100644
--- a/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEntity.php
+++ b/app/code/Magento/ImportExport/Model/Import/Entity/AbstractEntity.php
@@ -17,6 +17,7 @@
 /**
  * Import entity abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @SuppressWarnings(PHPMD.TooManyFields)
diff --git a/app/code/Magento/ImportExport/Model/Source/Import/AbstractBehavior.php b/app/code/Magento/ImportExport/Model/Source/Import/AbstractBehavior.php
index 9f83f10ad4d53..8c139ae70223b 100644
--- a/app/code/Magento/ImportExport/Model/Source/Import/AbstractBehavior.php
+++ b/app/code/Magento/ImportExport/Model/Source/Import/AbstractBehavior.php
@@ -8,6 +8,7 @@
 /**
  * Source import behavior model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Indexer/Model/ResourceModel/AbstractResource.php b/app/code/Magento/Indexer/Model/ResourceModel/AbstractResource.php
index 7032c9258cae6..67e95c6838601 100644
--- a/app/code/Magento/Indexer/Model/ResourceModel/AbstractResource.php
+++ b/app/code/Magento/Indexer/Model/ResourceModel/AbstractResource.php
@@ -11,6 +11,7 @@
 /**
  * Abstract resource model. Can be used as base for indexer resources
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -120,8 +121,7 @@ public function insertFromTable($sourceTable, $destTable, $readToIndex = true)
     }
 
     /**
-     * Insert data from select statement of read adapter to
-     * destination table related with index adapter
+     * Insert data from select statement of read adapter to destination table related with index adapter
      *
      * @param Select $select
      * @param string $destTable
diff --git a/app/code/Magento/Payment/Block/Info/AbstractContainer.php b/app/code/Magento/Payment/Block/Info/AbstractContainer.php
index fa250ef2f360c..c0c2a7c6da805 100644
--- a/app/code/Magento/Payment/Block/Info/AbstractContainer.php
+++ b/app/code/Magento/Payment/Block/Info/AbstractContainer.php
@@ -8,6 +8,7 @@
 /**
  * Payment information container block
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Payment/Gateway/Validator/AbstractValidator.php b/app/code/Magento/Payment/Gateway/Validator/AbstractValidator.php
index 110fe10ee5c3b..97ae5bafc913b 100644
--- a/app/code/Magento/Payment/Gateway/Validator/AbstractValidator.php
+++ b/app/code/Magento/Payment/Gateway/Validator/AbstractValidator.php
@@ -11,6 +11,7 @@
 /**
  * Represents a basic validator shell that can create a result
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Payment/Model/Method/Specification/AbstractSpecification.php b/app/code/Magento/Payment/Model/Method/Specification/AbstractSpecification.php
index b753a68e5ff0d..57640f6fd5f58 100644
--- a/app/code/Magento/Payment/Model/Method/Specification/AbstractSpecification.php
+++ b/app/code/Magento/Payment/Model/Method/Specification/AbstractSpecification.php
@@ -11,6 +11,7 @@
 /**
  * Abstract specification
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Payment/Observer/AbstractDataAssignObserver.php b/app/code/Magento/Payment/Observer/AbstractDataAssignObserver.php
index 0ad18a448ed98..2d84df929da1c 100644
--- a/app/code/Magento/Payment/Observer/AbstractDataAssignObserver.php
+++ b/app/code/Magento/Payment/Observer/AbstractDataAssignObserver.php
@@ -13,7 +13,9 @@
 
 /**
  * Class AbstractDataAssignObserver
+ *
  * @package Magento\Payment\Observer
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Quote/Model/Quote/Address/Total/AbstractTotal.php b/app/code/Magento/Quote/Model/Quote/Address/Total/AbstractTotal.php
index 00dd9ab913c89..d345f6edf87d0 100644
--- a/app/code/Magento/Quote/Model/Quote/Address/Total/AbstractTotal.php
+++ b/app/code/Magento/Quote/Model/Quote/Address/Total/AbstractTotal.php
@@ -8,6 +8,7 @@
 /**
  * Sales Quote Address Total  abstract model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @SuppressWarnings(PHPMD.UnusedFormalParameter)
@@ -119,7 +120,7 @@ public function fetch(\Magento\Quote\Model\Quote $quote, \Magento\Quote\Model\Qu
     /**
      * Set address which can be used inside totals calculation
      *
-     * @param   \Magento\Quote\Model\Quote\Address $address
+     * @param \Magento\Quote\Model\Quote\Address $address
      * @return $this
      */
     protected function _setAddress(\Magento\Quote\Model\Quote\Address $address)
@@ -131,8 +132,8 @@ protected function _setAddress(\Magento\Quote\Model\Quote\Address $address)
     /**
      * Get quote address object
      *
-     * @return  \Magento\Quote\Model\Quote\Address
-     * @throws   \Magento\Framework\Exception\LocalizedException if address not declared
+     * @return \Magento\Quote\Model\Quote\Address
+     * @throws \Magento\Framework\Exception\LocalizedException if address not declared
      */
     protected function _getAddress()
     {
@@ -148,6 +149,8 @@ protected function _getAddress()
     protected $total;
 
     /**
+     * Set total
+     *
      * @param \Magento\Quote\Model\Quote\Address\Total $total
      * @return $this
      */
@@ -158,6 +161,8 @@ public function _setTotal(\Magento\Quote\Model\Quote\Address\Total $total)
     }
 
     /**
+     * Get total
+     *
      * @return \Magento\Quote\Model\Quote\Address\Total
      */
     protected function _getTotal()
@@ -168,7 +173,7 @@ protected function _getTotal()
     /**
      * Set total model amount value to address
      *
-     * @param   float $amount
+     * @param float $amount
      * @return $this
      */
     protected function _setAmount($amount)
@@ -197,7 +202,7 @@ protected function _setBaseAmount($baseAmount)
     /**
      * Add total model amount value to address
      *
-     * @param   float $amount
+     * @param float $amount
      * @return $this
      */
     protected function _addAmount($amount)
@@ -278,6 +283,7 @@ public function getIsItemRowTotalCompoundable(\Magento\Quote\Model\Quote\Item\Ab
 
     /**
      * Process model configuration array.
+     *
      * This method can be used for changing models apply sort order
      *
      * @param   array $config
diff --git a/app/code/Magento/Quote/Model/Quote/Item/AbstractItem.php b/app/code/Magento/Quote/Model/Quote/Item/AbstractItem.php
index a6fa6828a04e7..5358175afe07f 100644
--- a/app/code/Magento/Quote/Model/Quote/Item/AbstractItem.php
+++ b/app/code/Magento/Quote/Model/Quote/Item/AbstractItem.php
@@ -18,6 +18,7 @@
  *  - custom_price - new price that can be declared by user and recalculated during calculation process
  *  - original_custom_price - original defined value of custom price without any conversion
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @method float getDiscountAmount()
  * @method \Magento\Quote\Model\Quote\Item\AbstractItem setDiscountAmount(float $amount)
@@ -255,7 +256,7 @@ public function setMessage($messages)
     /**
      * Add message of quote item to array of messages
      *
-     * @param   string $message
+     * @param string $message
      * @return $this
      */
     public function addMessage($message)
diff --git a/app/code/Magento/Reports/Model/ResourceModel/Product/Index/AbstractIndex.php b/app/code/Magento/Reports/Model/ResourceModel/Product/Index/AbstractIndex.php
index 9158ce5cd850e..1c38c32dd611d 100644
--- a/app/code/Magento/Reports/Model/ResourceModel/Product/Index/AbstractIndex.php
+++ b/app/code/Magento/Reports/Model/ResourceModel/Product/Index/AbstractIndex.php
@@ -8,6 +8,8 @@
 
 /**
  * Reports Product Index Abstract Resource Model
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Reports/Model/ResourceModel/Report/AbstractReport.php b/app/code/Magento/Reports/Model/ResourceModel/Report/AbstractReport.php
index e949589e59eb4..14b8fbb0004a3 100644
--- a/app/code/Magento/Reports/Model/ResourceModel/Report/AbstractReport.php
+++ b/app/code/Magento/Reports/Model/ResourceModel/Report/AbstractReport.php
@@ -9,6 +9,7 @@
 /**
  * Abstract report aggregate resource model
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -56,7 +57,7 @@ abstract class AbstractReport extends \Magento\Framework\Model\ResourceModel\Db\
      * @param \Magento\Reports\Model\FlagFactory $reportsFlagFactory
      * @param \Magento\Framework\Stdlib\DateTime\Timezone\Validator $timezoneValidator
      * @param \Magento\Framework\Stdlib\DateTime\DateTime $dateTime
-     * @param null $connectionName
+     * @param string|null $connectionName
      */
     public function __construct(
         \Magento\Framework\Model\ResourceModel\Db\Context $context,
diff --git a/app/code/Magento/Rule/Model/Action/AbstractAction.php b/app/code/Magento/Rule/Model/Action/AbstractAction.php
index 4d56f6cc56edc..b0273f3a5d46d 100644
--- a/app/code/Magento/Rule/Model/Action/AbstractAction.php
+++ b/app/code/Magento/Rule/Model/Action/AbstractAction.php
@@ -11,6 +11,7 @@
 /**
  * Abstract rule action
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -63,6 +64,8 @@ public function __construct(
     }
 
     /**
+     * Get form
+     *
      * @return Form
      */
     public function getForm()
@@ -71,6 +74,8 @@ public function getForm()
     }
 
     /**
+     * Array
+     *
      * @param array $arrAttributes
      * @return array
      * @SuppressWarnings(PHPMD.UnusedFormalParameter)
@@ -87,6 +92,8 @@ public function asArray(array $arrAttributes = [])
     }
 
     /**
+     * Xml
+     *
      * @return string
      */
     public function asXml()
@@ -107,6 +114,8 @@ public function asXml()
     }
 
     /**
+     * Load array
+     *
      * @param array $arr
      * @return $this
      */
@@ -127,6 +136,8 @@ public function loadArray(array $arr)
     }
 
     /**
+     * Load attribute options
+     *
      * @return $this
      */
     public function loadAttributeOptions()
@@ -136,6 +147,8 @@ public function loadAttributeOptions()
     }
 
     /**
+     * Get attribute select options
+     *
      * @return array
      */
     public function getAttributeSelectOptions()
@@ -148,6 +161,8 @@ public function getAttributeSelectOptions()
     }
 
     /**
+     * Get Attribute name
+     *
      * @return string
      */
     public function getAttributeName()
@@ -156,6 +171,8 @@ public function getAttributeName()
     }
 
     /**
+     * Load operator options
+     *
      * @return $this
      */
     public function loadOperatorOptions()
@@ -165,6 +182,8 @@ public function loadOperatorOptions()
     }
 
     /**
+     * Get operator select options
+     *
      * @return array
      */
     public function getOperatorSelectOptions()
@@ -177,6 +196,8 @@ public function getOperatorSelectOptions()
     }
 
     /**
+     * Get operator name
+     *
      * @return string
      */
     public function getOperatorName()
@@ -185,6 +206,8 @@ public function getOperatorName()
     }
 
     /**
+     * Load value options
+     *
      * @return $this
      */
     public function loadValueOptions()
@@ -194,6 +217,8 @@ public function loadValueOptions()
     }
 
     /**
+     * Get value select options
+     *
      * @return array
      */
     public function getValueSelectOptions()
@@ -206,6 +231,8 @@ public function getValueSelectOptions()
     }
 
     /**
+     * Get value name
+     *
      * @return string
      */
     public function getValueName()
@@ -215,6 +242,8 @@ public function getValueName()
     }
 
     /**
+     * Get new child select options
+     *
      * @return array
      */
     public function getNewChildSelectOptions()
@@ -223,6 +252,8 @@ public function getNewChildSelectOptions()
     }
 
     /**
+     * Get new child name
+     *
      * @return string
      */
     public function getNewChildName()
@@ -231,6 +262,8 @@ public function getNewChildName()
     }
 
     /**
+     * Html
+     *
      * @return string
      */
     public function asHtml()
@@ -239,6 +272,8 @@ public function asHtml()
     }
 
     /**
+     * Html recursive
+     *
      * @return string
      */
     public function asHtmlRecursive()
@@ -248,6 +283,8 @@ public function asHtmlRecursive()
     }
 
     /**
+     * Get type element
+     *
      * @return AbstractElement
      */
     public function getTypeElement()
@@ -264,6 +301,8 @@ public function getTypeElement()
     }
 
     /**
+     * Get attribute element
+     *
      * @return $this
      */
     public function getAttributeElement()
@@ -283,6 +322,8 @@ public function getAttributeElement()
     }
 
     /**
+     * Get operator element
+     *
      * @return $this
      */
     public function getOperatorElement()
@@ -302,6 +343,8 @@ public function getOperatorElement()
     }
 
     /**
+     * Get value element
+     *
      * @return $this
      */
     public function getValueElement()
@@ -320,6 +363,8 @@ public function getValueElement()
     }
 
     /**
+     * Get add link html
+     *
      * @return string
      */
     public function getAddLinkHtml()
@@ -330,6 +375,8 @@ public function getAddLinkHtml()
     }
 
     /**
+     * Get remove link html
+     *
      * @return string
      */
     public function getRemoveLinkHtml()
@@ -342,6 +389,8 @@ public function getRemoveLinkHtml()
     }
 
     /**
+     * String
+     *
      * @param string $format
      * @return string
      * @SuppressWarnings(PHPMD.UnusedFormalParameter)
@@ -352,6 +401,8 @@ public function asString($format = '')
     }
 
     /**
+     * String recursive
+     *
      * @param int $level
      * @return string
      */
@@ -362,6 +413,8 @@ public function asStringRecursive($level = 0)
     }
 
     /**
+     * Process
+     *
      * @return $this
      */
     public function process()
diff --git a/app/code/Magento/Rule/Model/Condition/Product/AbstractProduct.php b/app/code/Magento/Rule/Model/Condition/Product/AbstractProduct.php
index 2206dbef38640..6043690ee0684 100644
--- a/app/code/Magento/Rule/Model/Condition/Product/AbstractProduct.php
+++ b/app/code/Magento/Rule/Model/Condition/Product/AbstractProduct.php
@@ -14,6 +14,7 @@
  *
  * @SuppressWarnings(PHPMD.ExcessiveClassComplexity)
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Rule/Model/ResourceModel/AbstractResource.php b/app/code/Magento/Rule/Model/ResourceModel/AbstractResource.php
index 6e685a9a9b978..842e1042b267e 100644
--- a/app/code/Magento/Rule/Model/ResourceModel/AbstractResource.php
+++ b/app/code/Magento/Rule/Model/ResourceModel/AbstractResource.php
@@ -9,6 +9,7 @@
 /**
  * Abstract Rule entity resource model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -51,6 +52,8 @@ public function _beforeSave(\Magento\Framework\Model\AbstractModel $object)
     }
 
     /**
+     * Resolve date
+     *
      * @param \Magento\Framework\Model\AbstractModel $object
      * @param string $dateIdentifier
      * @return void
@@ -228,8 +231,7 @@ public function getCustomerGroupIds($ruleId)
     }
 
     /**
-     * Retrieve correspondent entity information (associations table name, columns names)
-     * of rule's associated entity by specified entity type
+     * Retrieve correspondent entity information of rule's associated entity by specified entity type
      *
      * @param string $entityType
      * @return array
diff --git a/app/code/Magento/Sales/Model/AbstractModel.php b/app/code/Magento/Sales/Model/AbstractModel.php
index 6d8796aaa351f..9e22832537999 100644
--- a/app/code/Magento/Sales/Model/AbstractModel.php
+++ b/app/code/Magento/Sales/Model/AbstractModel.php
@@ -10,8 +10,10 @@
 
 /**
  * Sales abstract model
+ *
  * Provide date processing functionality
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @since 100.0.2
diff --git a/app/code/Magento/Sales/Model/Order/Creditmemo/Total/AbstractTotal.php b/app/code/Magento/Sales/Model/Order/Creditmemo/Total/AbstractTotal.php
index ddae9f5910c16..1d6d085cb97c4 100644
--- a/app/code/Magento/Sales/Model/Order/Creditmemo/Total/AbstractTotal.php
+++ b/app/code/Magento/Sales/Model/Order/Creditmemo/Total/AbstractTotal.php
@@ -7,6 +7,8 @@
 
 /**
  * Base class for credit memo total
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @author      Magento Core Team <core@magentocommerce.com>
diff --git a/app/code/Magento/Sales/Model/Order/Invoice/Total/AbstractTotal.php b/app/code/Magento/Sales/Model/Order/Invoice/Total/AbstractTotal.php
index d7e373afce51d..dfb814f3ff244 100644
--- a/app/code/Magento/Sales/Model/Order/Invoice/Total/AbstractTotal.php
+++ b/app/code/Magento/Sales/Model/Order/Invoice/Total/AbstractTotal.php
@@ -7,6 +7,8 @@
 
 /**
  * Base class for invoice total
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @author      Magento Core Team <core@magentocommerce.com>
  * @since 100.0.2
diff --git a/app/code/Magento/Sales/Model/Order/Total/AbstractTotal.php b/app/code/Magento/Sales/Model/Order/Total/AbstractTotal.php
index 6c5cfb6e3a3a4..27f9c0d9456cb 100644
--- a/app/code/Magento/Sales/Model/Order/Total/AbstractTotal.php
+++ b/app/code/Magento/Sales/Model/Order/Total/AbstractTotal.php
@@ -7,6 +7,8 @@
 
 /**
  * Base class for configure totals order
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  *
  * @author      Magento Core Team <core@magentocommerce.com>
@@ -16,6 +18,7 @@ abstract class AbstractTotal extends \Magento\Framework\DataObject
 {
     /**
      * Process model configuration array.
+     *
      * This method can be used for changing models apply sort order
      *
      * @param   array $config
diff --git a/app/code/Magento/Sales/Model/ResourceModel/AbstractGrid.php b/app/code/Magento/Sales/Model/ResourceModel/AbstractGrid.php
index 25c15449a9fb4..2906d77f0c02c 100644
--- a/app/code/Magento/Sales/Model/ResourceModel/AbstractGrid.php
+++ b/app/code/Magento/Sales/Model/ResourceModel/AbstractGrid.php
@@ -10,6 +10,8 @@
 
 /**
  * Class AbstractGrid
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Sales/Model/ResourceModel/Collection/AbstractCollection.php b/app/code/Magento/Sales/Model/ResourceModel/Collection/AbstractCollection.php
index a7cb9866d1f3d..7cb650e25ce6b 100644
--- a/app/code/Magento/Sales/Model/ResourceModel/Collection/AbstractCollection.php
+++ b/app/code/Magento/Sales/Model/ResourceModel/Collection/AbstractCollection.php
@@ -8,6 +8,7 @@
 /**
  * Flat sales abstract collection
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  * @since 100.0.2
@@ -37,7 +38,7 @@ public function setSelectCountSql(\Magento\Framework\DB\Select $countSelect)
     }
 
     /**
-     * get select count sql
+     * Get select count sql
      *
      * @return \Magento\Framework\DB\Select
      */
@@ -72,6 +73,7 @@ protected function _attributeToField($attribute)
 
     /**
      * Add attribute to select result set.
+     *
      * Backward compatibility with EAV collection
      *
      * @param string $attribute
@@ -85,6 +87,7 @@ public function addAttributeToSelect($attribute)
 
     /**
      * Specify collection select filter by attribute value
+     *
      * Backward compatibility with EAV collection
      *
      * @param string|\Magento\Eav\Model\Entity\Attribute $attribute
@@ -99,6 +102,7 @@ public function addAttributeToFilter($attribute, $condition = null)
 
     /**
      * Specify collection select order by attribute value
+     *
      * Backward compatibility with EAV collection
      *
      * @param string $attribute
@@ -113,6 +117,7 @@ public function addAttributeToSort($attribute, $dir = 'asc')
 
     /**
      * Set collection page start and records to show
+     *
      * Backward compatibility with EAV collection
      *
      * @param int $pageNum
@@ -127,6 +132,7 @@ public function setPage($pageNum, $pageSize)
 
     /**
      * Create all ids retrieving select with limitation
+     *
      * Backward compatibility with EAV collection
      *
      * @param int $limit
@@ -147,6 +153,7 @@ protected function _getAllIdsSelect($limit = null, $offset = null)
 
     /**
      * Retrieve all ids for collection
+     *
      * Backward compatibility with EAV collection
      *
      * @param int $limit
diff --git a/app/code/Magento/Sales/Model/ResourceModel/Order/Comment/Collection/AbstractCollection.php b/app/code/Magento/Sales/Model/ResourceModel/Order/Comment/Collection/AbstractCollection.php
index dcd7dbd9e6376..4616b8f9f1582 100644
--- a/app/code/Magento/Sales/Model/ResourceModel/Order/Comment/Collection/AbstractCollection.php
+++ b/app/code/Magento/Sales/Model/ResourceModel/Order/Comment/Collection/AbstractCollection.php
@@ -8,6 +8,7 @@
 /**
  * Flat sales order abstract comments collection, used as parent for: invoice, shipment, creditmemo
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @author      Magento Core Team <core@magentocommerce.com>
  * @since 100.0.2
diff --git a/app/code/Magento/Shipping/Model/Carrier/AbstractCarrier.php b/app/code/Magento/Shipping/Model/Carrier/AbstractCarrier.php
index 76555ce8a6d8c..def85761d53a6 100644
--- a/app/code/Magento/Shipping/Model/Carrier/AbstractCarrier.php
+++ b/app/code/Magento/Shipping/Model/Carrier/AbstractCarrier.php
@@ -12,6 +12,7 @@
 /**
  * Class AbstractCarrier
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Shipping/Model/Carrier/AbstractCarrierOnline.php b/app/code/Magento/Shipping/Model/Carrier/AbstractCarrierOnline.php
index 27047ae46bf1f..51863ee46137f 100644
--- a/app/code/Magento/Shipping/Model/Carrier/AbstractCarrierOnline.php
+++ b/app/code/Magento/Shipping/Model/Carrier/AbstractCarrierOnline.php
@@ -15,6 +15,7 @@
 /**
  * Abstract online shipping carrier model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  * @since 100.0.2
diff --git a/app/code/Magento/Ui/Component/AbstractComponent.php b/app/code/Magento/Ui/Component/AbstractComponent.php
index 772bdceeb4957..fc8345b153f3d 100644
--- a/app/code/Magento/Ui/Component/AbstractComponent.php
+++ b/app/code/Magento/Ui/Component/AbstractComponent.php
@@ -17,6 +17,7 @@
 /**
  * Abstract class AbstractComponent
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @SuppressWarnings(PHPMD.NumberOfChildren)
  * @since 100.0.2
@@ -173,6 +174,8 @@ public function addComponent($name, UiComponentInterface $component)
     }
 
     /**
+     * Get component
+     *
      * @param string $name
      * @return UiComponentInterface
      */
@@ -278,7 +281,7 @@ public function prepareDataSource(array $dataSource)
     }
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     public function getDataSourceData()
     {
diff --git a/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php b/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
index f5d3af44f71f4..f776e1de6a826 100644
--- a/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
+++ b/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
@@ -13,6 +13,8 @@
 
 /**
  * Abstract class AbstractFilter
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -84,7 +86,7 @@ public function getComponentName()
     }
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     public function prepare()
     {
diff --git a/app/code/Magento/Ui/Component/Form/Element/AbstractElement.php b/app/code/Magento/Ui/Component/Form/Element/AbstractElement.php
index fb8db59c90bd7..104cd4c80eac3 100644
--- a/app/code/Magento/Ui/Component/Form/Element/AbstractElement.php
+++ b/app/code/Magento/Ui/Component/Form/Element/AbstractElement.php
@@ -10,12 +10,15 @@
 /**
  * Class AbstractElement
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
 abstract class AbstractElement extends AbstractComponent implements ElementInterface
 {
     /**
+     * Get html id
+     *
      * @return string
      */
     public function getHtmlId()
@@ -24,6 +27,8 @@ public function getHtmlId()
     }
 
     /**
+     * Get value
+     *
      * @return string|int
      */
     public function getValue()
@@ -32,6 +37,8 @@ public function getValue()
     }
 
     /**
+     * Get form input name
+     *
      * @return string
      */
     public function getFormInputName()
@@ -40,6 +47,8 @@ public function getFormInputName()
     }
 
     /**
+     * Is read only
+     *
      * @return bool
      */
     public function isReadonly()
@@ -48,6 +57,8 @@ public function isReadonly()
     }
 
     /**
+     * Get css classes
+     *
      * @return string
      */
     public function getCssClasses()
diff --git a/app/code/Magento/Ui/Component/Form/Element/DataType/AbstractDataType.php b/app/code/Magento/Ui/Component/Form/Element/DataType/AbstractDataType.php
index 3940622e1dabe..c7eb966c19b07 100644
--- a/app/code/Magento/Ui/Component/Form/Element/DataType/AbstractDataType.php
+++ b/app/code/Magento/Ui/Component/Form/Element/DataType/AbstractDataType.php
@@ -10,6 +10,7 @@
 /**
  * Class AbstractDataType
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php b/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
index e7ca944908e07..39d2a6eec6484 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
@@ -12,6 +12,8 @@
 
 /**
  * Class Render
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -63,6 +65,8 @@ public function executeAjaxRequest()
     }
 
     /**
+     * Check current user permission on resource and privilege
+     *
      * @return bool
      */
     protected function _isAllowed()
diff --git a/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php b/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
index 578ebe4d441d9..dbf4a7bf05776 100644
--- a/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
+++ b/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
@@ -9,6 +9,9 @@
 use Magento\Framework\View\Element\UiComponent\DataProvider\DataProviderInterface;
 
 /**
+ * Abstract Data Provider
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.0.2
  */
@@ -74,6 +77,8 @@ public function __construct(
     }
 
     /**
+     * Get collection
+     *
      * @return AbstractCollection
      */
     public function getCollection()
@@ -112,6 +117,8 @@ public function getRequestFieldName()
     }
 
     /**
+     * Get meta
+     *
      * @return array
      */
     public function getMeta()
@@ -131,6 +138,8 @@ public function getFieldSetMetaInfo($fieldSetName)
     }
 
     /**
+     * Get fields meta info
+     *
      * @param string $fieldSetName
      * @return array
      */
@@ -140,6 +149,8 @@ public function getFieldsMetaInfo($fieldSetName)
     }
 
     /**
+     * Get field meta info
+     *
      * @param string $fieldSetName
      * @param string $fieldName
      * @return array
@@ -197,7 +208,7 @@ public function addField($field, $alias = null)
     }
 
     /**
-     * self::setOrder() alias
+     * Self::setOrder() alias
      *
      * @param string $field
      * @param string $direction
diff --git a/app/code/Magento/Vault/Block/AbstractCardRenderer.php b/app/code/Magento/Vault/Block/AbstractCardRenderer.php
index fdb3280417540..cccf67b7774c6 100644
--- a/app/code/Magento/Vault/Block/AbstractCardRenderer.php
+++ b/app/code/Magento/Vault/Block/AbstractCardRenderer.php
@@ -10,6 +10,8 @@
 
 /**
  * Class AbstractCardRenderer
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.1.0
  */
@@ -37,6 +39,8 @@ public function __construct(
     }
 
     /**
+     * Get icon for type
+     *
      * @param string $type
      * @return array
      * @since 100.1.0
diff --git a/app/code/Magento/Vault/Block/AbstractTokenRenderer.php b/app/code/Magento/Vault/Block/AbstractTokenRenderer.php
index 337ea28f480fe..a8d86256a744b 100644
--- a/app/code/Magento/Vault/Block/AbstractTokenRenderer.php
+++ b/app/code/Magento/Vault/Block/AbstractTokenRenderer.php
@@ -11,6 +11,8 @@
 
 /**
  * Class AbstractTokenRenderer
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  * @since 100.2.0
  */
@@ -41,6 +43,8 @@ public function render(PaymentTokenInterface $token)
     }
 
     /**
+     * Get token
+     *
      * @return PaymentTokenInterface|null
      * @since 100.2.0
      */
@@ -50,6 +54,8 @@ public function getToken()
     }
 
     /**
+     * Get token details
+     *
      * @return array|null
      * @since 100.2.0
      */
diff --git a/lib/internal/Magento/Framework/Api/AbstractExtensibleObject.php b/lib/internal/Magento/Framework/Api/AbstractExtensibleObject.php
index 97c24167d47e1..07e1236aef19d 100644
--- a/lib/internal/Magento/Framework/Api/AbstractExtensibleObject.php
+++ b/lib/internal/Magento/Framework/Api/AbstractExtensibleObject.php
@@ -11,6 +11,8 @@
  * Base Class for extensible data Objects
  *
  * @SuppressWarnings(PHPMD.NumberOfChildren)
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractExtensibleObject extends AbstractSimpleObject implements CustomAttributesDataInterface
diff --git a/lib/internal/Magento/Framework/Backup/AbstractBackup.php b/lib/internal/Magento/Framework/Backup/AbstractBackup.php
index 66bcdbf16a54b..faaaffa6271ad 100644
--- a/lib/internal/Magento/Framework/Backup/AbstractBackup.php
+++ b/lib/internal/Magento/Framework/Backup/AbstractBackup.php
@@ -11,6 +11,7 @@
 /**
  * Class to work with archives
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractBackup implements BackupInterface, SourceFileInterface
@@ -165,6 +166,7 @@ public function setRootDir($rootDir)
 
     /**
      * Get Magento's root directory
+     *
      * @return string
      */
     public function getRootDir()
diff --git a/lib/internal/Magento/Framework/Backup/Filesystem/Rollback/AbstractRollback.php b/lib/internal/Magento/Framework/Backup/Filesystem/Rollback/AbstractRollback.php
index 8c8c21a8405b6..e27e5b3647df3 100644
--- a/lib/internal/Magento/Framework/Backup/Filesystem/Rollback/AbstractRollback.php
+++ b/lib/internal/Magento/Framework/Backup/Filesystem/Rollback/AbstractRollback.php
@@ -10,6 +10,7 @@
 /**
  * Filesystem rollback workers abstract class
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractRollback
diff --git a/lib/internal/Magento/Framework/Config/AbstractXml.php b/lib/internal/Magento/Framework/Config/AbstractXml.php
index caead98147bf5..a36bafd2bf71e 100644
--- a/lib/internal/Magento/Framework/Config/AbstractXml.php
+++ b/lib/internal/Magento/Framework/Config/AbstractXml.php
@@ -10,6 +10,9 @@
 namespace Magento\Framework\Config;
 
 /**
+ * Abstract Xml
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractXml
diff --git a/lib/internal/Magento/Framework/Exception/AbstractAggregateException.php b/lib/internal/Magento/Framework/Exception/AbstractAggregateException.php
index ff142c5319006..16ae6bc7647a5 100644
--- a/lib/internal/Magento/Framework/Exception/AbstractAggregateException.php
+++ b/lib/internal/Magento/Framework/Exception/AbstractAggregateException.php
@@ -9,6 +9,9 @@
 use Magento\Framework\Phrase;
 
 /**
+ * Abstract Aggregate Exception
+ *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractAggregateException extends LocalizedException implements AggregateExceptionInterface
@@ -79,6 +82,8 @@ public function addError(Phrase $phrase)
     }
 
     /**
+     * Add exception
+     *
      * @param LocalizedException $exception
      * @return $this
      */
diff --git a/lib/internal/Magento/Framework/Message/AbstractMessage.php b/lib/internal/Magento/Framework/Message/AbstractMessage.php
index 85789bca9047c..2abcc425e04b0 100644
--- a/lib/internal/Magento/Framework/Message/AbstractMessage.php
+++ b/lib/internal/Magento/Framework/Message/AbstractMessage.php
@@ -8,6 +8,7 @@
 /**
  * Abstract message model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractMessage implements MessageInterface
diff --git a/lib/internal/Magento/Framework/Model/ResourceModel/AbstractResource.php b/lib/internal/Magento/Framework/Model/ResourceModel/AbstractResource.php
index 255e6d94d741f..e60ea37082c46 100644
--- a/lib/internal/Magento/Framework/Model/ResourceModel/AbstractResource.php
+++ b/lib/internal/Magento/Framework/Model/ResourceModel/AbstractResource.php
@@ -13,6 +13,7 @@
 /**
  * Abstract resource model
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractResource
diff --git a/lib/internal/Magento/Framework/Pricing/Price/AbstractPrice.php b/lib/internal/Magento/Framework/Pricing/Price/AbstractPrice.php
index 8c49385f7e60f..6a4e562228200 100644
--- a/lib/internal/Magento/Framework/Pricing/Price/AbstractPrice.php
+++ b/lib/internal/Magento/Framework/Pricing/Price/AbstractPrice.php
@@ -13,8 +13,10 @@
 
 /**
  * Class AbstractPrice
+ *
  * Should be the base for creating any Price type class
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractPrice implements PriceInterface
@@ -104,6 +106,8 @@ public function getAmount()
     }
 
     /**
+     * Get custom amount
+     *
      * @param float $amount
      * @param null|bool|string|array $exclude
      * @param null|array $context
@@ -130,6 +134,8 @@ public function getPriceCode()
     }
 
     /**
+     * Get product
+     *
      * @return SaleableInterface
      */
     public function getProduct()
@@ -138,6 +144,8 @@ public function getProduct()
     }
 
     /**
+     * Get quantity
+     *
      * @return float
      */
     public function getQuantity()
diff --git a/lib/internal/Magento/Framework/Validator/AbstractValidator.php b/lib/internal/Magento/Framework/Validator/AbstractValidator.php
index db636516aacab..f51731dea0b6d 100644
--- a/lib/internal/Magento/Framework/Validator/AbstractValidator.php
+++ b/lib/internal/Magento/Framework/Validator/AbstractValidator.php
@@ -8,6 +8,7 @@
 /**
  * Abstract validator class.
  *
+ * phpcs:disable Magento2.Classes.AbstractApi
  * @api
  */
 abstract class AbstractValidator implements \Magento\Framework\Validator\ValidatorInterface