I rented a car from Avis on 21st of July 2010 from Munchen and delivered back on 21st July 2010 from Frankfurt Hahn. (Yes, I rented for 5 hours, my rental number is below) . When I delivered the car I wanted to pay by cash, but the woman in charge said it is not good to pay by cash. I insist to pay by cash because I need my credit card limit for other expenses. Anyway, they said OK and checked th...