How do sweet deals from sites like DontPayFull work? On-site, we have a set of pins & tacks coupon codes, pins & tacks promotional codes and pins & tacks discount codes. For the pins & tacks offers and additional items, you can receive corresponding 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 manner that an current magazine or newspaper coupon does. Once the code is used, you can find a certain proportion off the original price - which means significant savings for your online shopping purchases!