1. Log into the SmarterMail email console for the email address.
2. Click on Email, then Inbox on the left menu.
3. Check the "Select" button listed at the top of the message interface
4. Select the emails you do not need.
5. Mouse over the Delete button and click Delete
6. Go to your Sent Items folder (if you have one), and delete those items as well.
7. Finally, go to your Deleted Items folder and repeat the deletion process. The space will not free up until you have removed the emails from the Deleted Items folder.