Great article on SeoMoz about Search Engine Ranking Factors. Good + Bad factors, they're all in here. Maybe many of you know them, but it is a very good article. http://www.seomoz.org/article/search-ranking-factors Code (markup): Enjoy.
Yes, they actually do have some pretty good articles. But above all, i think this one is the best (maybe because i`m into all that SEO thing..