Search engine optimization, better known by its acronym SEO, is the use of various Internet marketing methods to increase your website’s page rankings on popular search engines like Google, Yahoo! and Bing. The methodologies employed in the process of reaching the top of the search engine results can either be unpaid or paid Internet marketing strategies. Optimizing your websites for search engines greatly increases your visibility to a great number of users on the World Wide Web. When a search engine puts you on the top of their search results, then your website contains the most relevant information and the most useful content in the virtual community. Here are some quotes that summarize what search engine optimization is all about.