From Google.. Our Search Engine Optimization Starter Guide covers around a dozen common areas that webmasters might consider optimizing. We felt that these areas (like improving title and description meta tags, URL structure, site navigation, content creation, anchor text, and more) would apply to webmasters of all experience levels and sites of all sizes and types. Google's SEO Starter Guide 2008-11-12 - http://googlewebmastercentral.blogspot.com/2008/11/googles-seo-starter-guide.html