My advice is to watch illegal or unauthorized activites in this area....
SEE
Who do you trust with your web traffic? (circumventing internet filtering with proxies)
http://tech.groups.yahoo.com/group/BlueCollarPC/message/667
webmaster http://www.BlueCollarPC.Net
(Computing Safety Themes)
EXCERPT/ NO TROLLS-FLAMES for my personal links:
Yahoo! Answers Community Guidelines
http://answers.yahoo.com/info/community_guidelines.php
Yahoo: Exploiting the community....
"...If you have years of experience in something, have a special hobby, own your own business, or if you are a knowledge partner, it’s OK to accompany a good, on-topic answer with a link to your website, blog, or email to offer more information...."