My door dash driver threatened people for not tipping

if anyone is in San Diego and they are ordering food or anything and this guy picks up your order report him , he is very racist , when you don’t tip him , he talks shit , and try’s to get in your face , everyone is not obligated to tip and if you want more money or good money door dash is not for you get a real job , not everyone wants to tip , not if you have to wait a long time for your food, his name is Jacob