This is a link to a really great article anyone that works in the automotive services or automotive repair industry. The Driving Force website featured this wonderful piece on facebook use within the industry. Hope you find it as informative as I did!
http://myemail.constantcontact.com/The-Driving-Force–Using-Facebook-in-the-Automotive-Service-Industry—August-2012-.html?soid=1011094116165&aid=g98m8zghxHE.