diff --git a/book/security.rst b/book/security.rst
index 2bf071c0cbe..bb26ec180d7 100644
--- a/book/security.rst
+++ b/book/security.rst
@@ -275,6 +275,11 @@ But who can you login as? Where do users come from?
     What other methods are supported? See the :doc:`Configuration Reference </reference/configuration/security>`
     or :doc:`build your own </cookbook/security/custom_authentication_provider>`.
 
+.. tip::
+
+    If your application logs users in via a third-party service such as Google,
+    Facebook or Twitter, check out the `HWIOAuthBundle`_ community bundle.
+
 .. _security-user-providers:
 .. _where-do-users-come-from-user-providers:
 
@@ -480,7 +485,7 @@ else, you'll want to encode their passwords. The best algorithm to use is
                 <encoder class="Symfony\Component\Security\Core\User\User"
                     algorithm="bcrypt"
                     cost="12" />
-                
+
                 <!-- ... -->
             </config>
         </srv:container>
@@ -1283,3 +1288,4 @@ Learn More from the Cookbook
 
 .. _`online tool`: https://www.dailycred.com/blog/12/bcrypt-calculator
 .. _`frameworkextrabundle documentation`: http://symfony.com/doc/current/bundles/SensioFrameworkExtraBundle/index.html
+.. _`HWIOAuthBundle`: https://github.com/hwi/HWIOAuthBundle
diff --git a/cookbook/assetic/asset_management.rst b/cookbook/assetic/asset_management.rst
index 6db46608147..121a1e9ac46 100644
--- a/cookbook/assetic/asset_management.rst
+++ b/cookbook/assetic/asset_management.rst
@@ -183,6 +183,12 @@ To include an image you can use the ``image`` tag.
 You can also use Assetic for image optimization. More information in
 :doc:`/cookbook/assetic/jpeg_optimize`.
 
+.. tip::
+
+    Instead of using Assetic to include images, you may consider using the
+    `LiipImagineBundle`_ community bundle, which allows to compress and
+    manipulate images (rotate, resize, watermark, etc.) before serving them.
+
 .. _cookbook-assetic-cssrewrite:
 
 Fixing CSS Paths with the ``cssrewrite`` Filter
@@ -572,3 +578,5 @@ some isolated directory (e.g. ``/js/compiled``), to keep things organized:
         ) as $url): ?>
             <script src="<?php echo $view->escape($url) ?>"></script>
         <?php endforeach ?>
+
+.. _`LiipImagineBundle`: https://github.com/liip/LiipImagineBundle
diff --git a/cookbook/assetic/jpeg_optimize.rst b/cookbook/assetic/jpeg_optimize.rst
index d3aebeb9e94..3d2973fa773 100644
--- a/cookbook/assetic/jpeg_optimize.rst
+++ b/cookbook/assetic/jpeg_optimize.rst
@@ -250,4 +250,10 @@ file:
             ),
         ));
 
+.. tip::
+
+    Instead of using Assetic and Jpegoptim, you can also compress and manipulate
+    images before serving them using the `LiipImagineBundle`_ community bundle.
+
 .. _`Jpegoptim`: http://www.kokkonen.net/tjko/projects.html
+.. _`LiipImagineBundle`: http://knpbundles.com/liip/LiipImagineBundle
diff --git a/cookbook/doctrine/file_uploads.rst b/cookbook/doctrine/file_uploads.rst
index f9a2d7bb4d9..e2a97c556f7 100644
--- a/cookbook/doctrine/file_uploads.rst
+++ b/cookbook/doctrine/file_uploads.rst
@@ -4,6 +4,13 @@
 How to Handle File Uploads with Doctrine
 ========================================
 
+.. note::
+
+    Instead of handling file uploading yourself, you may consider using the
+    `VichUploaderBundle`_ community bundle. This bundle provides all the common
+    operations (such as file renaming, saving and deleting) and it's tightly
+    integrated with Doctrine ORM, MongoDB ODM, PHPCR ODM and Propel.
+
 Handling file uploads with Doctrine entities is no different than handling
 any other file upload. In other words, you're free to move the file in your
 controller after handling a form submission. For examples of how to do this,
@@ -557,3 +564,4 @@ order to remove the file. Before it's removed, you must store the file path
 from the database, you can safely delete the file (in ``PostRemove``).
 
 .. _`preUpdate`: http://docs.doctrine-project.org/projects/doctrine-orm/en/latest/reference/events.html#preupdate
+.. _`VichUploaderBundle`: https://github.com/dustin10/VichUploaderBundle
diff --git a/cookbook/security/custom_authentication_provider.rst b/cookbook/security/custom_authentication_provider.rst
index e91171a97ef..fb21870acaf 100644
--- a/cookbook/security/custom_authentication_provider.rst
+++ b/cookbook/security/custom_authentication_provider.rst
@@ -4,6 +4,13 @@
 How to Create a custom Authentication Provider
 ==============================================
 
+.. note::
+
+    If you want to authenticate users via OAuth using a third-party service
+    such as Google, Facebook or Twitter, there is no need to create your own
+    authentication provider. In those cases, use the `HWIOAuthBundle`_ community
+    bundle.
+
 If you have read the chapter on :doc:`/book/security`, you understand the
 distinction Symfony makes between authentication and authorization in the
 implementation of security. This chapter discusses the core classes involved
@@ -280,7 +287,7 @@ the ``PasswordDigest`` header value matches with the user's password.
 
 .. note::
 
-    The comparsion of the expected and the provided digests uses a constant
+    The comparison of the expected and the provided digests uses a constant
     time comparison provided by the
     :method:`Symfony\\Component\\Security\\Core\\Util\\StringUtils::equals`
     method of the ``StringUtils`` class. It is used to mitigate possible
@@ -615,6 +622,7 @@ set to any desirable value per firewall.
 The rest is up to you! Any relevant configuration items can be defined
 in the factory and consumed or passed to the other classes in the container.
 
+.. _`HWIOAuthBundle`: https://github.com/hwi/HWIOAuthBundle
 .. _`WSSE`: http://www.xml.com/pub/a/2003/12/17/dive.html
 .. _`nonce`: http://en.wikipedia.org/wiki/Cryptographic_nonce
 .. _`timing attacks`: http://en.wikipedia.org/wiki/Timing_attack