In 2007, Google announced a marketing campaign against paid inbound links that transfer PageRank.[27] On June 15, 2009, Google disclosed they had taken measures to mitigate the results of PageRank sculpting by use with the nofollow attribute on back links. Matt Cutts, a well-identified software package engineer at Google, declared https://chancenppol.kylieblog.com/30457677/not-known-factual-statements-about-seo-expert