board information and security. Most transit authorities use GPS-based vehicle tracking system for automated stop announcements- external announcements triggered by the opening of the bus's door at a bus stop, announcing the vehicle's route number and destination for the benefit of customers or passengers on board, identifying the next stop, as the bus approaches a stop, to provide customers with real-time information as to the waiting time until arrival of the next bus or tram/streetcar at a given stop, monitoring driving behavior.

Vehicle tracking systems is used as a theft prevention and retrieval device through the signal emitted by the tracking system and locate the stolen vehicle; vehicle tracking device can also be used to reduce the insurance cost, because the loss-risk of the vehicle drops significantly. Vehicle tracking systems have also been used in food delivery and car rental companies.