 And he said, look at this here. And he pointed to this LCD screen. See that little lock in the bottom left-hand corner? That means that pump's not been opened. There's a whole procedure for keeping those locked up. He says it's hard to do on the new machines. The older the gas station, the more likely there might be a skimmer have been put on there sometime. Or the pump that's farthest away from the observer, the attendant, and gas stations that close overnight.