As per my replies in the quote, though, fairs fair, I would deal with you at the time, give you a fixed penatly, or not at all thereafter after the first warning.
Go to his boss if you feel a definite grievance, or ask him if he wants a lexus as I said before, sweet talk him up with the car, he may then become a mate, and turn his eye next time, with a mutual appreciation of the beautiful car you own....
Id liike to think were all still human out of the uniform, and like most males, love being petrol heads and enjoying cars