$5 goes a long way

[At a kabab shop. Dialogue in Urdu.]
1. Assalamualaikum
2. Walaikum Salam, yes?
1. Yes, I ordered the kabab special.
2. On the phone just now?
1. Yes.
2. It’s being made, give us a few minutes.
[2 starts to punch in the total]
[1 interrupts]
1. Uhm, you mean $35 right?
2. No it’s $40.
1. Cash man. You know. I’ve spoken to you before. Cash…
2. We stopped that system. Bhai said everything should be on the card.
1. I know, but this is cash.
[Silence]
[1 hands 2 $40]
[2 hands 1 $5]
1. Oh, thank you.
2. We don’t do this. But I’ll let it go.
[1. Bro you just don’t know. $5 goes a long way…]