 Where if it's a dinner and they'll get you next time, great, but don't hold it against them. If you give someone a ride as a favor, don't charge them like you're an Uber. Don't surprise people with Venmo requests. If you're going to request money from them, just say, hey, I'll cover this and then can I Venmo you? Does that work? Or can I send you a Zelle or whatever people are going to use? Have that discussion and then do it. It's the unexpected...