In these epochs of advanced technologies and state of the art contrivances business entities from all across the globe are leaving no stone unturned to make their presence felt and advertise their products and services in a grand manner. Long gone are the days when a newspaper ad did the work for them. SEO 2.0, a term coined by Clinton Cimring in 2006, is an optimization reaction to Google's new Universal algorithm and to Web 2.0 social media sites like Digg, del.icio.us, Technorati, and StumbleUpon. Source: Free Articles from ArticlesFactory.com