Car rentals are getting more expensive than ever so here are some tips that can help you save money and get a good deal on car rentals. Don’t wait to book your car rental, with a shortage of vehicles book your rental ahead of time and be sure there is free cancellation. As your vacation draws closer you can keep looking for cheaper deals. Pre-paying for gas is always more expensive, it’s better to fill up at a gas station before returning the vehicle. Paying for add-ons like GPS is unnecessary especially if you have a smartphone where you can download a map app. Sites like CouponSaver.com offer discounts on car rentals and signing up with the car rentals membership programs will help save money too. Share your favorite travel tips.