Finally a reason for a custom plate: The explosion of full color images on special plates has also created some concerns for law enforcement’s use of Automated License Plate Readers (ALPRs), which automatically scan the plates of cars as they drive down the road or through tolls. Many police cars are equipped with ALPRs that scoop up all of the plates that drive by. A report by the American Association of Motor Vehic…
Also, with hundreds of legal variations, how can the police keep track of them all? Counterfeiting a plate wouldn't require a very exacting match, just close enough to fly under the radar.
I've ported my plate numbers from design to design several times in two states.