Search Engine Optimization in early days suffered due to misuse by greedy webmaster to market their products. Multiple options were not available. Search engines tried to improve the performance of Link Building by providing relevant information only so that the user will have a clear option to choose the points he is looking for. As the completion increased there were options available to rank the search engines according to the results they produce and their relevant to the users’ needs. Even mathematical algorithms came into place to measure the intensity of the search engines with a point of Search Engine Optimisation as their goal. The result of the algorithm helps the user who randomly searches for the results so that he could get the maximum information with a limited search. Irrelevant information were filtered by the search engines to get the most Search Engine Optimisation. SEO has come into stay in the net search operations as the users benefited by them spread the news to use them as a tool for getting faster and valuable information. Link Building helps the user to follow the links so that he accesses the link with maximum usage for the task he has undertaken.