This is a truncated cross-post that was published over on Mashable.
As you may know, I've been curating a list of social media marketing examples on this blog over the past couple of months. The community could probably come up with 3,000 examples instead of 300 - but the current set already gives us a pretty good sample to think about. Namely: it's time to master the last big thing now.
For a framework of 22 tools to consider, with notable brand examples, please visit the original post at Mashable.