I have mine easy on/off. It is a simple ankor mount, that mounts front plate on front "grill". I drive with plate off and try to park in parking lots or garages. If I have to park on street, I quickly do put the plate on to avoid being ticketed.
There was a thread about types of front plate mounts... and there is a description of a very easy one no drilling involved... I will find that thread and post link here later