Spam is the largest danger to natural and organic engines like google, whose aim is to supply good quality search engine results for search phrases or phrases entered by their people. Google's PageRank algorithm update ("BigDaddy") in February 2006—the final stage of Google's main update ("Jagger") that began in mid-summer https://datamanagement41841.bloggactivo.com/32120831/the-fact-about-marketing-tool-that-no-one-is-suggesting