On Wed, 1 Jun 2005, Elliott Plack, USAR wrote:

> Everyday I drive by the auto import yards in Baltimore, MD. I was
> wondering how on earth they keep track of the keys of literally
> thousands of identical cars. Do they leave them all unlocked with the
> keys in the ignition or is there some sort of master key?

It's not all that hard. Every car has a VIN, a set of keys and a set of
documents (Manufacturer's Statement of Compliance, etc.); they'd be kept
on file organised by VIN.