Definition of Search Engine Optimization (SEO)

According to Wikipedia " Search Engine Optimization (SEO) is the process of improving the visibility of a website or a web page in search engines via the ' natural ' or un-paid search results ". SEO may target different kinds of search, including image search, local search, video search, news search and industry-specific vertical search engines. This gives a website web presence.

SEO may offer as a standalone service or as a part of broader marketing campaign. Cause effective SEO may need changes to the HTML course code of a site and site content. SEO tactics may be incorporated into website development and web design. The term “ search engine friendly " may be used to describe website design, content management systems, images, videos, shopping carts, and other elements that have been optimized for the purpose of search engine exposure.

Black Hat SEO or Spamdexing is another techniques, uses methods such as link farms, keyword stuffing and article spinning that degrade the relevance of search results and the quality of user experience with search engines.