Dairy Queen RFID Trial Tracks Customers

Dairy Queen deploys RFID tags in a pilot program to understand customer loyalty and preferences. Customers tag an item in their possession and swipe it upon return visits. ...

... "The consumer attaches the tiny tag to something they always have with them - a cellphone is suggested but hardly required - and can use it when they happen to be near a Dairy Queen. " ...

Via CBS News: Dairy Queen Loyalty Program RFID Pilot