Extended to 2015 (12/31/2015)....
http://budget.com/bucks
Don't forget, that actual rental period better be exactly 48 hours or more (sometimes you gotta use that grace period of 29 minutes). Any rental that is less, does not count, and it does not round. Just because you paid for two days means nothing for this program.
Submit appears to be broken for me right now, but will have to try later.
Rasheed