SEO Tools and Tutorials Website:
Here’s a great Web site with a lot of cool SEO tools, such as a Similar Page Checker (do NOT use duplicate content); Backlink Anchor Text Analysis (link reputation is one of those “off-page” factors that are so important, particularly with Google); and a Search Engine Spider Simulator (how does your page look to a SE spider?).
100 SEO Reference Tools in One Site :
This Web site has over 100 tools that you can use to dig for information
on a URL. There are more nooks and crannies to this site than you
can possibly imagine.
Check out the Adbrite where you can purchase advertising through individual or network ads over several thousand Web sites.
KEI Observation Deck:
When is the last time that you checked the KEI Observation Deck for some free keyword observations?