If you participate in a forum topic you will be automatically set to watch that topic for new replies. This means you will be sent an email each time a reply is added to that topic. To stop receiving these emails you need to unwatch the topic by clicking the Eye icon just above the topic title ensuring this icon is grey (not pink). You can opt out of all the forum topics you are watching quickly and simply by clicking your name on the right in the forum header to reveal your forum profile details and clicking unwatch all or check the “Disable all email notifications” option. For other assistance and tips for using the forum see the forum help page.