How do sweet deals from sites like DontPayFull work? On-site, we have a collection of truck and van rental coupon codes, truck and van rental promotional codes and truck and van rental discount codes. For the truck and van rental offers and additional items, you can receive equivalent coupon codes as well. When you visit the online shopping site where you are making a order from, all you have to do is key in the coupon code. It works pretty much the same mode that an current magazine or newspaper coupon does. Once the code is used, you can get a sure percentage off the original price - which means big savings for your online shopping purchases!