Let's play "Where's Wallet"

from here and here (image source)

Now, in order to really pull this off, you're going to need to put decoy wallets in some of the the decoy pockets, otherwise pickpockets will just look for the one bulging pocket.

Nothing in there could be worth it

from here and here (image source)

I wouldn't want to open those doors, or even break in a window. I don't know what's in there and I don't want to find out.

And the fact is, there's almost certainly a cleaner car nearby that would give a thief less grief.