SEO is a Short form of search engine optimization. It is a method of growing the amount of visitors to a Web site by ranking high in the search results of a search engine. The higher a Web site ranks in the results of a search, the greater the ability that site will be visited by a user. It is common practice for Internet users to not click through pages and pages of search results, so where a site ranks in a search is necessary for directing more traffic to the site.
SEO helps to make certain that a site is available to a search engine and improves the chances that the site will be initiate by the search engine.