I hired an Avis car a few months ago and returned it to San Francisco airport. The bill had been prepared by Avis in expectation of me using my Australian credit card, the card i used to book the vehicle. The amount in US dollars was converted to Australian dollars at a rate of its own choosing (gouge #1, no hotel or other place in California did this to me). But i didn't pay with that card, I specifically told the clerk I was paying in US dollars (a debit card). He then did another currency conversion and put that against my US debit... read full review »