There’s an easy way to know if someone really understands social media marketing. Listen to them talk for a while and see if they ever mention the underside of it. Most everyone can walk through blogging, Facebook, YouTube, Twitter and the various tactical executions of social media. “This is how you can use these channels to connect with your audience in more compelling ways,” is typically the conclusion of their talk.
If they go no further, they’ve only gone half way.