Trampolines are popular equipment for recreation and physical training. Users vary from children to athletes. In order to accommodate diverse market segments, trampoline innovations have been tailored for specific uses. Without basic knowledge about trampolines, a buyer may become overwhelmed with the plethora of choices. There are rectangle trampolines, square trampolines, and circular trampolines. The sizes range from mini-backyard-trampolines to Olympic size trampolines. This article provides some helpful tips in choosing trampolines, specifically rectangle trampolines.