Notification characteristics: Go with equipment that mail alerts by way of SMS or app notifications for pace, geofencing, or unauthorized movement. Some (while none examined below) will add VHF tracking along with GSM positioning which presents far more depth and increased resistance to blocking, as it will operate underground and https://www.trackerfit.co.uk/blog/stolen-car-recovery-why-24-7-monitored-trackers-make-a-difference/