Social media is no longer a new tool in the marketer's toolbox, but how brands use it is progressing far more slowly than innovations in social networks and platforms. This report reveals how B2C marketers are using and measuring social media today and how satisfied they are with the networks on which they engage. This is an update of a previously published report; Forrester reviews and updates it periodically for continued relevance and accuracy. We revised this edition to factor in new data.