Lemondir

1: You should submit your URLs to search engines
2: You need a Google Sitemap
3: You need to update your site frequently
4: PPC ads will help/hurt rankings
5: Your site will be banned if you ignore Google?s guidelines
6: Your site will be banned if you buy links
7: H1 (or any header tags) must be used for high rankings
8: Words in your meta keyword tag have to be used on the page
9: SEO copy must be 250 words in length
10: You need to optimize for the long tail

Source: searchengineland.com