Most people have no idea what public property is. The meaning of the word public is commonly unknown. As you begin to dig into this problem you will begin to understand what the argument over the new Federal Constitution of 1787 was about and how it was a revolution from the original Confederacy. You may also come to see how less than 1% of Alaska is in private ownership and the 'public' is not the public and oil from ANWR is not allowed to be developed. Fourier transforms are easier.
I certainly am not up on all (or even most) of the laws of property ownership (I will freely admit that), however, how does this apply to searching your automobile at a random checkpoint?