The most unbelievable service ever! I sent a package using the self service machine. The priority mail was $18.23 more, so since there was plenty of time for parcel post I tore PRIORITY MAIL off the label, paid for parcel post. The parcel post sticker clearly says parcel post. The post office delivered the package to my doorstep marked $18.23 due and they WROTE in HANDWRIGHTING priority mail. I went to the post office, the clerk was super nice, and she got the manager because I was upset. HE WAS THE RUDEST PERSON EVER. He said I had used PRIORTY items only intended for Priority customers and if I wasnt going to pay for that service I should not have used them. When you tear off priority priority is still in the background not where a normal person can see but there for the post office to know you used there merchandise without paying for it. He would not let me use a marker or a pen. He said if I wanted anything to write with or any labels at all I had to purchase th