" The currency of social media is the share, and some people just have a knack for finding and crafting the perfect share. The rest of us have to work a little harder. Really, great social-media sharing is a skill. And like all other skills, it requires a little strategy and a lot of practice to perfect.
Here's a road map to quality social-media sharing, including what to share, when to share it, and how to share. "
Via Witmer Group