GPS (Global Positioning System) is a navigation technology that works off pre-existing satellites in the earth’s orbit. It sends multiple signals to the satellite and the coordinates triangulate the receiver’s precise location. Some use data service (like a smart phone) and some operate independently (Tom Tom).

They are used for a variety of reasons. A traveller can use a GPS to chose the best course of travel. Combined with other interfaces (like WAZE and Gas Buddy) they can avoid accidents, police, and get the cheapest gas. They can also order rideshare trips via Uber or personalize their shopping experience by listing products by proximity and price. These processes emphasise efficiency and have become central in our technologically-augmented lives.

In my vocational scope, it is used to track subjects as contracted by my clients. For example, a wife may choose to affix a tracking devise to her husband’s vehicle (provided that she owns it). The size of a lighter, it can be attached t…