Search engine optimization (SEO)(MdIT Services SEO company) is the process of improving the ranking (visibility) of a website in search engines. The higher (or more frequently) a web site is displayed in a search engine list. (like Google), the more visitors it is expected to receive.

SEO considers how search engines work, what people search for, and which search terms (words) are typed. Optimizing a website may involve editing the content to increase its relevance to specific keywords. Promoting a site to increase the number of links, is another SEO tactic.

Effective search engine optimization may require changes to the HTML source code of a site and to the site content. SEO tactics should be incorporated into the website development and especially into the menus and navigation structure.

Another class of techniques, known as black hat SEO or spamdexing, uses methods such as link farms, keyword stuffing and article spinning that degrade both the relevance of search results and the quality of user-experience with search engines.  Search engines look for sites that employ these techniques in order to remove them from their indices.