Global Positioning System or GPS is a global navigation satellite system that has five main uses: 1) Location - determining a position; 2) Navigation - getting from one location to another; 3) Tracking - monitoring movement; 4) Mapping – showing where you are and showing route options; 5) Timing - making it possible to make precise time measurements so that an arrival time can be determined. Bundling up those uses and you have something that is quite helpful. When you use GPS, your current location is mapped and, if you enter a destination, GPS will map out various routes to get there. Once you start, it tracks your movement and calculates how long it will take you to get to your destination. In broadening the concept of position beyond what your GPS determines, position can mean to put or arrange someone or something in a specific place, posture or situation. And position is something that could have occurred in the past, as in I was there. It could be...