One of the many questions about SEO practice is that, should internal linking added to website content? Some of SEO experts believe that adding internal link didn’t do anything to website ranking, and only adding more tasks to do. But others seem to believe that this technique is the secret weapon than can boost rankings of internal pages. Then what’s exactly can internal linking do? Is it something that should be implementing or something to ignore. Below are list of how internal linking can helps value of website ranking.