Social Media Optimization (SMO) (Social bookmarking), also known as Web 2.0 marketing is a new technique to attract visitors to your website through marketing your website in popular social networking websites like Digg, Del.icio.us, Myspace, Youtube, Facebook, Twitter, LinkedIn etc and there by attracting visitors to your website. Social bookmarking has become a powerful tool for Search engine experts to increase the traffic and quick search engine rankings, but not many search engine experts know this tricks.