With an average of 140 million tweets being sent per day, with a substantial number relating to business, you should be teachimg your students about Twitter with this PowerPoint presentation based on Courtland Bovee's recent webinar.
"I needed a very high quality print to enter in a photography art show. I had my photograph printed at a superb printer, using a very expensive machine. I also ordered the same print through Photobucket. And yours was superior!"