How do sweet deals from sites like DontPayFull work? On-site, we have a set of work benches coupon codes, work benches promotional codes and work benches discount codes. For the work benches offers and other items, you can get equal 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 way that an actual magazine or newspaper coupon does. Once the code is used, you can find a sure ratio off the original price - which means significant savings for your online shopping purchases!