Shippingncasolowork28/12/14 11:36am7EditPromoteShare to KinjaGo to permalinkWhat is the most cost effective way to ship something heavy? Like say I wanted to ship a case of printer paper in a box. Those things are extremely heavy. (Ultimately I'm shipping some collectable cards for the sake of making it easy to understand we'll call them Magic the Gathering cards) I think USPS charges on weight. I don't know about FedEx or UPS.