I always try too avoid them just because I feel really bad if I can't give them anything. But I always try to give as much as possible, sometimes I literally buy them snacks/food to eat
I remember one of the worst times run-ins I've had with one them. I was walking out of Chipotle (I just ordered my food and left, didn't stay and eat) and the woman asked me if I was done with my food. I felt bad saying she couldn't have anything, but I was ****ing hungry
And it was a while ago, but I'm pretty sure she was missing an arm kanskskalsla I felt like a horrible person