/** * Unsubscribes loaded subscription * * @param bool|true $useSync * @return Newsman_Newsletter_Model_Subscriber */ public function unsubscribe($useSync = true) { parent::unsubscribe(); if ($useSync && Mage::helper('newsman_newsletter')->useAutoSync()) { Mage::dispatchEvent('newsletter_subscriber_unsubscribe', array('subscriber' => $this)); } return $this; }