human
What are the advantages and disadvantages of using a GPS system to track a missing person?
assistant
Advantages: 
1. A GPS system can provide accurate location information, which can help locate people quickly.
2. It can be used in conjunction with other technologies such as cell phones and Wi-Fi networks to further pinpoint the exact location of the individual.
3. The device can also send an alert to family members or authorities if it detects that the user has moved outside their designated area.
4. It is often more cost effective than traditional methods for locating individuals, such as hiring private investigators.Disadvantages:
1. GPS systems require an adequate power source, so they may not work when there is no electricity.
2. They can also be blocked by tall buildings or terrain features, limiting their effectiveness.
3. If the user loses or breaks the device, it could render the entire tracking process useless.