Controlling employee use of social networking sites is becoming more of a challenge for IT managers. According to Facebook, at any given moment, about 30 million people are playing Farmville and other games across its network. Earlier this year, an Army grunt posted the location of his next mission in Afghanistan on his Facebook status page, and within moments, the mission was scrubbed and the soldier was being sent back home. Several products and strategies can help you control enterprise apps and I review a variety of approaches in my story for Techtarget here.