Link building is one of the most important things in terms of off-site search engine optimization. Page ranking in search results is based on the number and quality of links to those pages. Essentially, the more links you have, the more likely you will be ranked well when someone searches for keywords related to your website. Moreover, the higher the quality of the link is, the more it affects the position in the ranking of search engines. There is no doubt that a Natural Link is the shortest way to achieve 1st page ranking result.