Spam is the biggest threat to organic serps, whose objective is to offer high quality search results for keywords 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 commenced in mid-summertime 2005—specifically focused spamdexing with excellent achievements. https://visuallyappealing70357.blognody.com/33881905/not-known-facts-about-marketing-tool