[url]http://www.msnbc.com/news/726496.asp[/url]

This is an interesting article.  I am going to start searching for myself and see what I come up with...  Will post the results shortly.

Try [url]http://www.google.com[/url] and search for your phone number, old e-mail adresses, SSN or credit card numbers.
Note that you can also check their Usenet archive and, when looking for webpages, check the pages they cached, too.

1. Don't use your home phonenumber on the web.
2. Don't use your real name when posting.
3. Don't give out your home address.

There's more, but it's early and I'm waiting for the caffeine to kick in.