SEO can be abbreviated as the search engine optimisation whose main function is to increase the number of the visits which are being made into the particular website, in simple terms it means to increase the traffic of the web sites and also to increase the quality of the visits which are being made into that site. Search engine optimisation is a web design technique which aims in editing the contents of the web sites and also to change the HTML coding of the web page to make it search engine optimized. When the web page is processed by search engine optimisation then the name of the website will appear in the top or in the front page of the searches hence increasing the number visits which are being made into the web site. The function of search engine optimisation can be done by a web designer or a web master who can edit the contents of the original web page to match the contents of the search of words with greater amount of the relevancy; hence search engine optimization is a very important phase of web designing. Hence with the aid of the seo it is possible to popularize the web page with greater number of views or visits being made into the website.