How companies are capitalizing on social media while curbing online dissent from employees

Employees tip-tapping away on keyboards and cell phones, sending tweets and updating blogs and Facebook, is a scary site for lots of managers. What are they writing? Is it embarrassing for the company? At one boutique Chicago ad agency, employees have tweeted about how demanding their boss is, how hung-over they feel and how “totally not into” the client they are. “Social networking is a love-hate relationship,” Michelle Conlin and Douglas MacMillan wrote for BusinessWee…