For being a short week, it was a busy one. Here are some things that caught my attention this week.

Things We Should Ask The ROI Question About Before Social Media from UnMarketing

65% of online adults use social networking sites from Pew Research Center’s Internet & American Life Project

Study: Auto-Posting to Facebook Decreases Likes and Comments by 70%

How to launch a Twitter Chat at SmartBlog on Social Media

Five Reasons NOT to Monetize Social Media from Experience: The Blog

Have a great weekend.