Final answer:
A GPS system adds value to a vehicle by functioning as a complement, enhancing its utility and desirability.
Step-by-step explanation:
Installing a GPS navigation system in an automobile adds value to the vehicle because it enhances functionality and may make the vehicle more desirable. In this context, the GPS system functions as a complement to the automobile. The term 'complement' refers to a product that, when used together with another product, increases the overall value and usefulness of that product.
GPS technology has revolutionized navigation and location verification by utilizing signals from orbiting satellites to calculate precise geographic coordinates. Such technological advancements are critical in the transportation of people, goods, and services. In vehicles, a GPS system is not only a helpful tool for drivers, but also a feature that integrally supports the vehicle's purpose.