I know you are used to long topics from my part, but unfortunately there is not much to be said here... :P
I made a thread some time ago about SEO Tools, now it is time that I share with you guys (and gals) my list of the best websites about Search Engine Optimization
Strictly (and pure) SEO:
- First, the more than famous Aaron Wall's SEOBook
- Jill Whalen's High Rankings (the forum)
- SiteProNews' seo section
- SEO Chat
To learn more about SEs:
http://www.bluehatseo.com/ this site is extremely accurate!
Feel free to add your own.