Spam is the most important risk to natural and organic search engines, whose goal is to supply excellent search engine results for key phrases or phrases entered by their buyers. Google's PageRank algorithm update ("BigDaddy") in February 2006—the final phase of Google's main update ("Jagger") that commenced in mid-summer time https://operationalefficiency93580.affiliatblogger.com/84861725/5-simple-statements-about-free-tool-explained