human
What are the benefits and drawbacks of using a GPS system to find a missing person?
assistant
Benefits: 
1. Increased accuracy in locating someone who has gone missing, since it uses satellites to determine exact location.
2. Can be used to monitor the movement of a person or object over time.
3. Helps to identify patterns in the behavior of the individual being tracked.Drawbacks:
1. Requires an unobstructed view of the sky for the GPS signal to be received.
2. May not work if the device is inside a building or underground.
3. Costly to purchase and maintain.