This directory will help you improve your search terms and ranking benefits from increased organic search traffic. The Search Engine Optimization, or SEO is simply an act of manipulation of pages on your site so that they are easily accessible search engine spiders, they can easily spidered and indexed. Spider this robot, search engines use for the millions of Web pages very quickly and sort them by relevance. The page is indexed, then spidered and deemed appropriate to the content in the results of the search engine for people to click.