triple miles on UA from dollar rent a car
 

i got an offer for triple UA miles (6 miles per time and mileage dollar spent) on leisure rentals of a mid-size or larger car for 2 or more days at participating locations in US and canada.

promo code UA3. offer good from mar 1, 2000 through may 31, 2000

I've had a number of bad experiences with Dollar, including sales pressure and inordinate waits in line, that puts them on my very short list of companies I won't do business with even for miles.