SEO or search engine optimization is the key process through which a website can rank high in the natural search results of various search engines like Google, MNS and Yahoo. In other sense, search engine optimization improves or increases the traffic of visitors on a particular website. SEO is an essential Internet marketing strategy and almost every online business applies it to attract costumers. Some of the basic process involved in search engine optimization is content editing, HTML coding, increasing relevancy of specific keywords and removing barriers from the indexing process of various search engines. SEO also refers to search engine optimizers who perform optimization work for their client’s website. These search engine optimizer do all the necessary work of SEO in order to bring their client’s website at a higher position in major search engines.