I live in a rural area and my postman cursed me one day when I asked him a question.
My UPS and FedEx drivers are phenomenal!
In fact, I get irritated when I buy something online and find out they are shipping it via USPS.
Here's an example of the hazards of lifetime government employment. No accountability. In my tiny post office, Shirley and Kathy are great. Luck of the draw.