If you will compare the major changes implemented on majority of the search engines, you will observe that Google.com has remained the only catalyst in the online market which has been able to revolutionize the way we see the search engine results. Ranging from the major algorithmic updates to applying minor modifications, right from the year 2010 to 2012, these series of up-gradations have effected majority of the businesses all over the world as well. These major up-gradations however waned the effect of search engine marketing tactics and gave more emphasis to the quality links,original information, quality keywords, website structure, etc. All these features have formed the very own basis of the organic SEO and abated the emphasis on paid advertisements. This in fact have been the main reasons due to which SEM seems to be loosing its influence on the search engines. The three major updates which compelled the internet marketeers to modify the search engine tactics are as f...