Notification attributes: Go with units that send alerts via SMS or app notifications for velocity, geofencing, or unauthorized movement. Did the application notify the watch if the automobile moved away? Did it warn after or continue to notify? Did it produce audible and Visible alerts? Did it send press notifications https://www.trackerfit.co.uk/blog/stolen-car-recovery-why-24-7-monitored-trackers-make-a-difference/