diff --git a/user_guide_src/source/incoming/restful.rst b/user_guide_src/source/incoming/restful.rst
index 9240ac8b476d..6d111a9302e1 100644
--- a/user_guide_src/source/incoming/restful.rst
+++ b/user_guide_src/source/incoming/restful.rst
@@ -52,6 +52,12 @@ the controller that should be used:
 
 .. literalinclude:: restful/003.php
 
+.. literalinclude:: restful/017.php
+
+.. literalinclude:: restful/018.php
+
+See also :ref:`controllers-namespace`.
+
 Change the Placeholder Used
 ===========================
 
@@ -122,6 +128,12 @@ the controller that should be used:
 
 .. literalinclude:: restful/011.php
 
+.. literalinclude:: restful/019.php
+
+.. literalinclude:: restful/020.php
+
+See also :ref:`controllers-namespace`.
+
 Change the Placeholder Used
 ===========================
 
diff --git a/user_guide_src/source/incoming/restful/003.php b/user_guide_src/source/incoming/restful/003.php
index 6610555f0a5f..6f255282622d 100644
--- a/user_guide_src/source/incoming/restful/003.php
+++ b/user_guide_src/source/incoming/restful/003.php
@@ -1,6 +1,5 @@
 <?php
 
-$routes->resource('photos', ['controller' => 'App\Gallery']);
-
+$routes->resource('photos', ['controller' => 'Gallery']);
 // Would create routes like:
-$routes->get('photos', 'App\Gallery::index');
+$routes->get('photos', '\App\Controllers\Gallery::index');
diff --git a/user_guide_src/source/incoming/restful/011.php b/user_guide_src/source/incoming/restful/011.php
index cbb6f13bdf85..e08078d47e31 100644
--- a/user_guide_src/source/incoming/restful/011.php
+++ b/user_guide_src/source/incoming/restful/011.php
@@ -1,6 +1,5 @@
 <?php
 
-$routes->presenter('photos', ['controller' => 'App\Gallery']);
-
+$routes->presenter('photos', ['controller' => 'Gallery']);
 // Would create routes like:
-$routes->get('photos', 'App\Gallery::index');
+$routes->get('photos', '\App\Controllers\Gallery::index');
diff --git a/user_guide_src/source/incoming/restful/017.php b/user_guide_src/source/incoming/restful/017.php
new file mode 100644
index 000000000000..853748f84527
--- /dev/null
+++ b/user_guide_src/source/incoming/restful/017.php
@@ -0,0 +1,5 @@
+<?php
+
+$routes->resource('photos', ['controller' => '\App\Gallery']);
+// Would create routes like:
+$routes->get('photos', '\App\Gallery::index');
diff --git a/user_guide_src/source/incoming/restful/018.php b/user_guide_src/source/incoming/restful/018.php
new file mode 100644
index 000000000000..6951d07b07b3
--- /dev/null
+++ b/user_guide_src/source/incoming/restful/018.php
@@ -0,0 +1,7 @@
+<?php
+
+use App\Controllers\Gallery;
+
+$routes->resource('photos', ['namespace' => '', 'controller' => Gallery::class]);
+// Would create routes like:
+$routes->get('photos', '\App\Controllers\Gallery::index');
diff --git a/user_guide_src/source/incoming/restful/019.php b/user_guide_src/source/incoming/restful/019.php
new file mode 100644
index 000000000000..09885e7f0039
--- /dev/null
+++ b/user_guide_src/source/incoming/restful/019.php
@@ -0,0 +1,5 @@
+<?php
+
+$routes->presenter('photos', ['controller' => '\App\Gallery']);
+// Would create routes like:
+$routes->get('photos', '\App\Gallery::index');
diff --git a/user_guide_src/source/incoming/restful/020.php b/user_guide_src/source/incoming/restful/020.php
new file mode 100644
index 000000000000..ddd67cc22d93
--- /dev/null
+++ b/user_guide_src/source/incoming/restful/020.php
@@ -0,0 +1,7 @@
+<?php
+
+use App\Controllers\Gallery;
+
+$routes->presenter('photos', ['namespace' => '', 'controller' => Gallery::class]);
+// Would create routes like:
+$routes->get('photos', '\App\Controllers\Gallery::index');
diff --git a/user_guide_src/source/incoming/routing.rst b/user_guide_src/source/incoming/routing.rst
index c509f807be87..646b66bd4ffc 100644
--- a/user_guide_src/source/incoming/routing.rst
+++ b/user_guide_src/source/incoming/routing.rst
@@ -83,6 +83,8 @@ You can supply multiple verbs that a route should match by passing them in as an
 Specifying Route Handlers
 =========================
 
+.. _controllers-namespace:
+
 Controller's Namespace
 ----------------------