We're already doing it
July 17, 2009 by Dave Haynes
Modiv Media provides queue management and ordering solutions (currently focused on the grocery deli space) and uses the “now serving” sign to broadcast brand and retailer messaging. This is running in more than 450 Stop & Shop, Giant Foods and Roche Bros grocery stores from Maine to Virginia.
As a company that has fought the battles, the tricky part of this is getting the operations folks (who want the queue management) and the marketing folks (who want the media) to both agree.
Here’s a sample: http://www.postimage.org/image.php?v=Pq1LhmdA