When it comes to social networking, the choices are almost limitless–but your time and energy are not.
Therefore, it helps to focus your social networking efforts on the platforms that will give you the most results.
For starters, look at the three most popular social networking sites: Twitter, Facebook and LinkedIn. In this post, I’ll give you an overview of each one and some guidelines to help you decide which platform to begin with or focus on.
And more 
