7 Ways Retailers Can Leverage Facebook

6. Experiment with Facbook Credits. This virtual currency launched by social site in 2010 enables users to buy virtual goods in many games and apps on the Facebook platform. The currency is going more mainstream, Wingo said. To wit, in March, Warner Brothers started a test that enabled users to watch "The Dark Knight"on Facebook for a cost of 30 Facebook credits. What's more, "some retailers are experimenting with Facebook credit incentives in lieu of coupons," Wingo said.