Search engine optimization (SEO) involves structuring a website so that it is found, read and indexed by search engines such as Googleand Microsoft’s Bing. (Tip: Yahoo! gets its search results via Bing.)
A comprehensive approach to search engine optimization makes your website and its content attractive, relevant and visible to search engines and web searchers, which produces a high search return for your brand, business or service. SEO is considered an organic form of search engine optimization.
SEO should be considered for every element of your website. However, the rules are in constant flux. Obeying key principles will allow your website to be indexed by the major search engines.