Useful Links

Forums

Digital Point - Forum

SEO Chat - Forum

Search Engine Round Table - Forum

3rd Party Tools

W3C - Code Validation

Keyword Research - WordTracker®

Link Popularity - Marketleap

Google - Site Map Builder

State Counter - Statcounter.com

Blogs

Google - Matt Cutts

MSN - Search's Blog

Yahoo - Inside The World Of

Search Engine Submission

Google
http://www.google.com/addurl/?continue=/addurl

Yahoo
http://submit.search.yahoo.com/free/request

MSN
http://search.msn.com/docs/submit.aspx