Nowadays, Social networking sites popularity is increasing day by day like facebook, myspace, orkut, digg, etc… we can say social networking is one of the best and free ways for increase traffic on our site. Social networking is important in blogging and if you can’t do social networking then it’s a rare chance that you’ll be successful in blogging. Leaving comments and trackbacks is part of social networking. Apart from that is part of one of the popular Social news networks.