@AaronParnas Are they bothering her? Are they being mean in anyway to her? The answer to both is no . But maybe, they could care less about her or her skin color!
@nobleisawinner 20% is the standard. I dont know where the 40% crap came from. Tip starts at 20 and can go up or down from there. You want more than that as a server, then you and the food better be outstanding. That is all.