Time is money, social media is an way to waste your time. But do not skip it, exploit it, do not be used by it. The main reason of getting popular of Social Media is it provides company to lonely people. It is also an arms to hackers and security agent. Provide information as minimum as possible. This information should be targeted for business return. In most type of business it is useless, if you have a sound common sense and good marketing capacity. "Attack some thick, not the mass, design for breakthrough."