ERROR: Webmail Over quota View The Full Article Please follow these instructions to reduce the Webmail quota: 1 Click on OPTIONS link 2 Click on FOLDER PREFERENCES link. 3 Under SPECIAL FOLDER OPTIONS change Trash Folder setting to Do not use trash. 4 Click on SUBMIT button at bottom of the page. 5 Now switch back to the INBOX and Delete your messages. 6 In order to avoid this problem in the future, please go to http://www.clemson.edu/emailforwarding and uncheck this box: Deliver email to my Clemson mailbox mail.clemson.edu.