For construction contractors, the Shadow Tracker Vision III, from Advanced Tracking Technologies, provides real-time, 24/7 vehicle tracking capability, enabling optimal resource allocation and profitability across jobsites. The real-time location can be displayed via a PC or smartphone app on a map, with “zoom in” on any vehicle. At a glance, contractors can see if a vehicle is moving (displays green) or stopped (displays red). The system provides real-time location updates every 10 seconds, as well as speed and idle-time alerts. In addition, the system has access to nationwide speed limits in its database, which can help deter driver speeding.