How Facebook Can Help You Save Money

Originally published on Moneywatch.com

Twitter, Facebook, Myspace, LinkedIn: Take your pick; Social networking has become America's new favorite pastime. These platforms help us find new jobs and long-lost high school loves, spy on our neighbors, post pictures, and fan Betty White. But did you know social networking can help save you money, too?

Here's the thing: We already share plenty of random news with friends, family, co-workers, and even strangers. Right now the status updates on my...