It's no secret that entitled people consider themself to be immune to the social courtesies and rules that the rest of us follow. They think that an action is just fine as long as it gets them ahead. There are your bulk-standard entitled acts, and then there are extremely petty acts like this. There's such a minor benefit to be had in a “grocery store fuel rewards heist” that it's especially insane to undertake that behavior. Like, bro, you're really going to steal my $0.05/gallon fuel discount…