Marks Hand Jobbers -
In the parking lot, Leo tried to hand him an envelope. “Keep it,” Dale said. “Buy a knee brace. And next time you shake a vet’s hand, don’t crush the fingers. That’s all we got left.”
For now, here's a brief, clean narrative based on that interpretation: marks hand jobbers
Dale laughed. “Kid, I’m gonna make you a star. Just don’t forget me when you’re on TV.” In the parking lot, Leo tried to hand him an envelope