diff --git a/core/modules/help/help.admin.inc b/core/modules/help/help.admin.inc
index 0a8e147..a3bea9e 100644
--- a/core/modules/help/help.admin.inc
+++ b/core/modules/help/help.admin.inc
@@ -11,7 +11,7 @@
  * @see help_menu()
  */
 function help_main() {
-  // Add CSS
+  // Add CSS.
   drupal_add_css(drupal_get_path('module', 'help') . '/help.css');
   $output = '<h2>' . t('Help topics') . '</h2><p>' . t('Help is available on the following items:') . '</p>' . help_links_as_list();
   return $output;
@@ -87,4 +87,3 @@ function help_links_as_list() {
 
   return $output;
 }
-
diff --git a/core/modules/help/help.api.php b/core/modules/help/help.api.php
index f7d9c08..8b75a78 100644
--- a/core/modules/help/help.api.php
+++ b/core/modules/help/help.api.php
@@ -48,11 +48,11 @@
  */
 function hook_help($path, $arg) {
   switch ($path) {
-    // Main module help for the block module
+    // Main module help for the block module.
     case 'admin/help#block':
       return '<p>' . t('Blocks are boxes of content rendered into an area, or region, of a web page. The default theme Bartik, for example, implements the regions "Sidebar first", "Sidebar second", "Featured", "Content", "Header", "Footer", etc., and a block may appear in any one of these areas. The <a href="@blocks">blocks administration page</a> provides a drag-and-drop interface for assigning a block to a region, and for controlling the order of blocks within regions.', array('@blocks' => url('admin/structure/block'))) . '</p>';
 
-    // Help for another path in the block module
+    // Help for another path in the block module.
     case 'admin/structure/block':
       return '<p>' . t('This page provides a drag-and-drop interface for assigning a block to a region, and for controlling the order of blocks within regions. Since not all themes implement the same regions, or display regions in the same way, blocks are positioned on a per-theme basis. Remember that your changes will not be saved until you click the <em>Save blocks</em> button at the bottom of the page.') . '</p>';
   }
diff --git a/core/modules/help/lib/Drupal/help/Tests/HelpTest.php b/core/modules/help/lib/Drupal/help/Tests/HelpTest.php
index 0bd35e6..38c2eb4 100644
--- a/core/modules/help/lib/Drupal/help/Tests/HelpTest.php
+++ b/core/modules/help/lib/Drupal/help/Tests/HelpTest.php
@@ -27,12 +27,12 @@ class HelpTest extends WebTestBase {
   /**
    * The admin user that will be created.
    */
-  protected $big_user;
+  protected $bigUser;
 
   /**
    * The anonymous user that will be created.
    */
-  protected $any_user;
+  protected $anyUser;
 
   public static function getInfo() {
     return array(
@@ -48,8 +48,8 @@ class HelpTest extends WebTestBase {
     $this->getModuleList();
 
     // Create users.
-    $this->big_user = $this->drupalCreateUser(array('access administration pages', 'view the administration theme', 'administer permissions'));
-    $this->any_user = $this->drupalCreateUser(array());
+    $this->bigUser = $this->drupalCreateUser(array('access administration pages', 'view the administration theme', 'administer permissions'));
+    $this->anyUser = $this->drupalCreateUser(array());
   }
 
   /**
@@ -57,15 +57,15 @@ class HelpTest extends WebTestBase {
    */
   function testHelp() {
     // Login the admin user.
-    $this->drupalLogin($this->big_user);
+    $this->drupalLogin($this->bigUser);
     $this->verifyHelp();
 
     // Login the regular user.
-    $this->drupalLogin($this->any_user);
+    $this->drupalLogin($this->anyUser);
     $this->verifyHelp(403);
 
     // Check for css on admin/help.
-    $this->drupalLogin($this->big_user);
+    $this->drupalLogin($this->bigUser);
     $this->drupalGet('admin/help');
     $this->assertRaw(drupal_get_path('module', 'help') . '/help.css', 'The help.css file is present in the HTML.');
 
@@ -95,7 +95,7 @@ class HelpTest extends WebTestBase {
       if ($response == 200) {
         $this->assertTitle($name . ' | Drupal', format_string('%module title was displayed', array('%module' => $module)));
         $this->assertRaw('<h1 class="page-title">' . t($name) . '</h1>', format_string('%module heading was displayed', array('%module' => $module)));
-       }
+      }
     }
   }
 
diff --git a/core/modules/help/lib/Drupal/help/Tests/NoHelpTest.php b/core/modules/help/lib/Drupal/help/Tests/NoHelpTest.php
index 504501f..90aace8 100644
--- a/core/modules/help/lib/Drupal/help/Tests/NoHelpTest.php
+++ b/core/modules/help/lib/Drupal/help/Tests/NoHelpTest.php
@@ -26,7 +26,7 @@ class NoHelpTest extends WebTestBase {
   /**
    * The user who will be created.
    */
-  protected $big_user;
+  protected $bigUser;
 
   public static function getInfo() {
     return array(
@@ -38,14 +38,14 @@ class NoHelpTest extends WebTestBase {
 
   function setUp() {
     parent::setUp();
-    $this->big_user = $this->drupalCreateUser(array('access administration pages'));
+    $this->bigUser = $this->drupalCreateUser(array('access administration pages'));
   }
 
   /**
    * Ensures modules not implementing help do not appear on admin/help.
    */
   function testMainPageNoHelp() {
-    $this->drupalLogin($this->big_user);
+    $this->drupalLogin($this->bigUser);
 
     $this->drupalGet('admin/help');
     $this->assertNoText('Hook menu tests', 'Making sure the test module menu_test does not display a help link in admin/help');