Final answer:
GPS-equipped smartphones have created new opportunities for marketers, except for using facial recognition software to identify individuals as they move around a city.
Step-by-step explanation:
The global positioning system (GPS) equipped in smartphones can determine the users' exact geographic position. This capability has created new opportunities for marketers to target customers based on their location.
However, there is one innovative means that has not been utilized by marketers using GPS technology: using facial recognition software to identify individuals as they walk or bike around a city.