Academy users have the ability to Delete an announcement that they received or sent. In order to achieve this, click on the main navigation menu and then select Announcements.
Here you can find an overview of your Received and Sent Announcements. You have the option to delete an announcement that you received as well as remove (for you or for others) an announcement that you sent.
If you want to remove a received announcement select Delete and then select Remove for Myself.
If you want to remove a sent announcement select Delete and then select Remove for Myself if you want to delete the announcement only for yourself or Delete for Everyone.