SEO is the process of increasing the visibility of a web page or website in search engine`s free results, often organic natural, earned results. . SEO stands for Search Engine Optimization. . It start from the mid-1990s, such as content writing and webmaster tools. The first search engine were cataloging the earlyWeb. . Strategy in Internet marketing, SEO considers how search engines actual work as well as what people search for and the actual search terms or keywords typed into search engines and which search engines are preferred by their targeted particular audience.