In 2007, Google announced a campaign against paid links that transfer PageRank.[27] On June 15, 2009, De zoekmachines disclosed that they had taken measures to mitigate the effects ofwel PageRank sculpting by use of the nofollow attribute on links. Matt Cutts, a well-known software engineer at Google, announced that Google https://maynardb273eau9.blog-mall.com/profile