I make it my personal Jihad to write down the tag number and time of day every time I see one at the mall, Packers games, stripper bar, golf course, and other abuses.
The use of those vehicles is personal income. Commuting to and from work is not a deductable expense. All personal use should be reported to the IRS as income. For some reason this seems to apply only to private industry. State and municipal employees just steal it.