The site has been archived here. It has never been updated. Nor is it monitored. Therefore, you should use it at your own risk.
For current information about renouncing U.S. citienship: It is suggested that you explore the following avenues of Social media:
Twitter Handles:
http://www.twitter.com/expatriationlaw
http://www.twitter.com/citizide
Facebook:
http://www.facebook.com/renounceuscitizenship
http://www.facebook.com/groups/renounceuscitizenship
Quora:
https://www.quora.com/profile/John-Richardson-269
Isaac Brock Society: