REF:AVIS RA#U126128225, U126128273, U126128170 as president club, i rented 3 full size cars with double upgrade free same day pick up and same date drop for 15 days, insurance included and american covers automatically when rented with amex. i got billed 3 differents amounts, eventhough i had original reservation rate.i disputed several times, amex finally recredit me the difference.i reserve for yesterday trip.arrived to avis lax airport with my conf voucher.they told me i was blacklisted by avis collection dept.plz help me.sending you the... read full review »