diff --git a/plugins/UsersManager/API.php b/plugins/UsersManager/API.php
index 2281f36513eeee13cb23e4812c2e4fc53c9e84ed..751e61dbbc8208d87457e821dd3cf74544e784bc 100644
--- a/plugins/UsersManager/API.php
+++ b/plugins/UsersManager/API.php
@@ -66,10 +66,12 @@ class API extends \Piwik\Plugin\API
                 throw new Exception('UsersManager_API must inherit API');
             }
             self::$instance = $instance;
+            
         } catch (Exception $e) {
             self::$instance = new self;
             \Piwik\Registry::set('UsersManager_API', self::$instance);
         }
+
         return self::$instance;
     }
 
@@ -97,9 +99,11 @@ class API extends \Piwik\Plugin\API
         Piwik::checkUserHasSuperUserAccessOrIsTheUser($userLogin);
 
         $optionValue = Option::get($this->getPreferenceId($userLogin, $preferenceName));
+
         if ($optionValue !== false) {
             return $optionValue;
         }
+
         return $this->getDefaultUserPreference($preferenceName, $userLogin);
     }
 
@@ -217,6 +221,7 @@ class API extends \Piwik\Plugin\API
         }
 
         $logins = implode(',', $logins);
+
         return $this->getUsers($logins);
     }
 
@@ -300,6 +305,7 @@ class API extends \Piwik\Plugin\API
         if (empty($alias)) {
             $alias = $userLogin;
         }
+
         return $alias;
     }
 
@@ -326,6 +332,7 @@ class API extends \Piwik\Plugin\API
         $this->checkEmail($email);
 
         $password = Common::unsanitizeInputValue($password);
+
         if (!$_isPasswordHashed) {
             UsersManager::checkPassword($password);
 
@@ -398,10 +405,12 @@ class API extends \Piwik\Plugin\API
         Piwik::checkUserIsNotAnonymous();
 
         $users = $this->model->getUsersHavingSuperUserAccess();
+
         foreach($users as &$user) {
             // remove token_auth in API response
             unset($user['token_auth']);
         }
+
         return $users;
     }
 
@@ -475,6 +484,7 @@ class API extends \Piwik\Plugin\API
     {
         Piwik::checkUserHasSuperUserAccess();
         $this->checkUserIsNotAnonymous($userLogin);
+
         if (!$this->userExists($userLogin)) {
             throw new Exception(Piwik::translate("UsersManager_ExceptionDeleteDoesNotExist", $userLogin));
         }
@@ -662,6 +672,7 @@ class API extends \Piwik\Plugin\API
         if (strlen($md5Password) != 32) {
             throw new Exception(Piwik::translate('UsersManager_ExceptionPasswordMD5HashExpected'));
         }
+
         return md5($userLogin . $md5Password);
     }
 }
diff --git a/plugins/UsersManager/Controller.php b/plugins/UsersManager/Controller.php
index d22240b977c495e3fe4222d7689b64b62a6b2226..67af39bab5276ec0e2c02b697681a6c2fd87e23d 100644
--- a/plugins/UsersManager/Controller.php
+++ b/plugins/UsersManager/Controller.php
@@ -122,6 +122,7 @@ class Controller extends \Piwik\Plugin\ControllerAdmin
     private function hasAnonymousUserViewAccess($usersAccessByWebsite)
     {
         $anonymousHasViewAccess = false;
+
         foreach ($usersAccessByWebsite as $login => $access) {
             if ($login == 'anonymous'
                 && $access != 'noaccess'
@@ -129,6 +130,7 @@ class Controller extends \Piwik\Plugin\ControllerAdmin
                 $anonymousHasViewAccess = true;
             }
         }
+
         return $anonymousHasViewAccess;
     }
 
diff --git a/plugins/UsersManager/Model.php b/plugins/UsersManager/Model.php
index 1729d51c7d4566ea1d04ff50a17d5f1bf7316cab..3d69f0ab1477241a589f55605143e5ff70dff67c 100644
--- a/plugins/UsersManager/Model.php
+++ b/plugins/UsersManager/Model.php
@@ -149,20 +149,17 @@ class Model
 
     public function getUser($userLogin)
     {
-        return $this->getDb()->fetchRow("SELECT * FROM " . $this->table
-                                     . " WHERE login = ?", $userLogin);
+        return $this->getDb()->fetchRow("SELECT * FROM " . $this->table . " WHERE login = ?", $userLogin);
     }
 
     public function getUserByEmail($userEmail)
     {
-        return $this->getDb()->fetchRow("SELECT * FROM " . $this->table
-                                      . " WHERE email = ?", $userEmail);
+        return $this->getDb()->fetchRow("SELECT * FROM " . $this->table . " WHERE email = ?", $userEmail);
     }
 
     public function getUserByTokenAuth($tokenAuth)
     {
-        return $this->getDb()->fetchRow('SELECT * FROM ' . $this->table . '
-					                     WHERE token_auth = ?', $tokenAuth);
+        return $this->getDb()->fetchRow('SELECT * FROM ' . $this->table . ' WHERE token_auth = ?', $tokenAuth);
     }
 
     public function addUser($userLogin, $passwordTransformed, $email, $alias, $tokenAuth, $dateRegistered)
@@ -193,7 +190,7 @@ class Model
     /**
      * Note that this returns the token_auth which is as private as the password!
      *
-     * @return returns login, email and token_auth
+     * @return array[] containing login, email and token_auth
      */
     public function getUsersHavingSuperUserAccess()
     {
@@ -220,15 +217,15 @@ class Model
 
     public function userExists($userLogin)
     {
-        $count = $this->getDb()->fetchOne("SELECT count(*) FROM " . $this->table . "
-                                           WHERE login = ?", $userLogin);
+        $count = $this->getDb()->fetchOne("SELECT count(*) FROM " . $this->table . " WHERE login = ?", $userLogin);
+
         return $count != 0;
     }
 
     public function userEmailExists($userEmail)
     {
-        $count = $this->getDb()->fetchOne("SELECT count(*) FROM " . $this->table . "
-                                           WHERE email = ?", $userEmail);
+        $count = $this->getDb()->fetchOne("SELECT count(*) FROM " . $this->table . " WHERE email = ?", $userEmail);
+
         return $count != 0;
     }
 
diff --git a/plugins/UsersManager/UserPreferences.php b/plugins/UsersManager/UserPreferences.php
index ef77f80e22dba78d8b546e625b86324d5746dc0f..430d2b8b659ac801a0e51ecbb3035eb87a2f925f 100644
--- a/plugins/UsersManager/UserPreferences.php
+++ b/plugins/UsersManager/UserPreferences.php
@@ -84,6 +84,7 @@ class UserPreferences
         ) {
             return $userSettingsDate;
         }
+
         return 'today';
     }
 
@@ -96,17 +97,21 @@ class UserPreferences
     public function getDefaultPeriod()
     {
         $userSettingsDate = APIUsersManager::getInstance()->getUserPreference(Piwik::getCurrentUserLogin(), APIUsersManager::PREFERENCE_DEFAULT_REPORT_DATE);
+
         if ($userSettingsDate === false) {
             return Config::getInstance()->General['default_period'];
         }
+
         if (in_array($userSettingsDate, array('today', 'yesterday'))) {
             return 'day';
         }
+
         if (strpos($userSettingsDate, 'last') === 0
             || strpos($userSettingsDate, 'previous') === 0
         ) {
             return 'range';
         }
+
         return $userSettingsDate;
     }
 }
\ No newline at end of file