# deliveryman asked for tips
# deliveryman did not give customer the change
# deliverman did not call customer before coming (causing: customers did not have efficient cash to pay in case of COD, there was noone at home, ect)
# deliveryman made an appoiment but did not come without informing customers
# deliveryman asked customer to meet at somewhere else to get their products
# customer claimed that they have not received their product; however our status in OMS is delivered