If you no longer wish to use this account, you can file a ticket in the Help Center to request that your account be closed.
To get to the ticket page, click
here. If that link does not work, you can get there by clicking "Contact Us" at the bottom of the page, scrolling down until you see the option to contact Customer Support, and clicking the associated link.
Subject: General Account Inquiry
Topics: Account Status
Sub Topics: Delete my account
From there, you can enter any other information that you would like us to have on hand regarding your request.
I am sorry to see that you wish to leave the site, but I hope that these instructions help.