Some districts like Atlanta required lock box mounting directly on the dash for superior access. The main problem with this is short drivers may sit so low in the seats the lock box might obstruct the view of the front of the bus. For most applications of school bus cameras, digital bus video cameras, vehicle camera, mobile video surveillance systems, digital in-car video camera, in-car camera, bus camera surveillance the best value is 100% Solid State digital like the SD4m series due to their tiny size and footprint.