Orkut, which is now the second most popular social network in India, has unveiled a new grouping feature.

Learn how to disable Facebook Places checkins from appearing in your timeline. Also disable your friends from checking you into Facebook Places. Disable Facebook Places Checkin.

A new Facebook Scam is underway. The Cashreport.org scam is hitting Facebook and users are writing weird messages on their Friends wall about the money they made thanks to Cashreport.org

Twitter has added new feature to show common followers between you and another users. You can also block retweets from a user from appearing in your timeline. Users will also be able to see which friends are following a person and what kind of lists they are part of.

Twitter has launched official Retweet buttons in partnership with Tweetmeme. You can use the Retweet buttons on your site.

Unsubscribe from Facebook comments and like notifications. Stop receiving notification updates when you comment or like a post on Facebook.

Facebook is going to change the tab width of all Facebook fan pages and applications from August23, 2010. The current maximum limit for tabs on fan pages and application pages is 760 px which will be reduced to 520 px.

Multwiple is a web-based Twitter client that supports multiple Twitter accounts and many more features that are usually only available with desktop clients.

Google has decided to kill Google Wave due to lack of user interest and poor adoption rate.

Trillian 5 Beta is now available for download. The latest update includes Foursquare, LinkedIn, Facebook, Twitter and Windows Live Messenger integration among others.

Yesterday, Facebook announced that now the world’s biggest social networking site has more than 500 million users. Guess what? The site now wants you to share your Facebook story with everyone else.

2.5 Million Muslims have threatened to quit Facebook over removal of certain Islamic fan pages. Another Muslim controversy rages on Facebook.

MySpace has begun testing new and improved profile pages, which offers improved navigation and better social stream.

“The Social Network Movie” is being promoted on Twitter through promoted trending topics by Sony Pictures. Watch “The Social Network Movie” Trailer.

A few days ago we had told you about Twitter’s new @earlybird account which would be used for posting exclusive shopping deals to users, the account has now taken flight and is promoting some exclusive deals to Twitter users.