Free webmaster tools    More Info  
RankAlert offers a bunch of webmaster tools to help you with SEO. The main feature of this site is its Backlink and Pagerank tracker that keeps track of pagerank and backlinks of your site and inform you by email when it detects any changes. tools on rank alert are toatly free to use.
http://www.rankalert.net

Digital Point Webmaster Forums    More Info  
Search Engine Optimization and Marketing forum.
http://forums.digitalpoint.com/

Band of Gonzos Webmaster Help    More Info  
Webmaster peer assistance with design, marketing, CSS, search engine optimization and industry news.
http://www.bandofgonzos.com/forum/index.php