Social Media Optimization/Marketing
Social media marketing is a form of internet marketing which uses social networks, blogs, forums and other social outlets as its social outlet.
Any website which allows user to share their content, opinions, views and encourages interaction can be classified as a social media. Some popular social media sites are: MySpace, Facebook, YouTube, Orkut, Digg, StumbleUpon, Del.icio.us, Scribd etc.
Social media marketing (SMM) used in conjunction with SEO helps achieve multiple listings on search engines.