How do sweet deals from sites like DontPayFull work? On-site, we have a pack of trail cameras coupon codes, trail cameras promotional codes and trail cameras discount codes. For the trail cameras offers and other items, you can get 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 practice that an current magazine or newspaper coupon does. Once the code is applied, you can receive a certain ratio off the original price - which means great savings for your online shopping purchases!