1. 1,000 American Airlines Miles for National Car Rental
MJ on Travel writes, you can earn 1,000 American Airlines bonus miles when you rent from National Car Rental for 2 days or more through June 14, 2015. To get the bonus miles, use contract ID “5031007” and you’ll also save up to 25% off the base rate of your rental.
Remember to pay with a card that will earn you more bonus points: