We have been on the telephone for hours over the past two days with Avis in the US and Panama and am getting nowhere. We rented a car in Panama last Tuesday, 24 March at 1045 in the morning. We returned the car Friday, 27 March at 1600, at the same location: Marcos A Gelabert Airport (PT2). When requesting a receipt on the Avis web site we were advised on the website that the car was never returned! We were supposed to pick up the car at 0815. When we went to the Avis rental counter at the airport there was no one at the... read full review »