If you charge for it, do so in a way that doesn't seem like you're paying for the friendship itself. Imagine two scenarios: 1) You pay $10 for the pleasure of s

If you charge for it, do so in a way that doesn't seem like you're paying for the friendship itself. Imagine two scenarios: 1) You pay $10 for the pleasure of seeing your friend. 2) You meet your friend for drinks, where you end up spending $10. There's a subtle difference between the two, the latter of which is pleasant, the former not.