Dave C. wrote:
> >
> > The law applies to plastic license plate covers, but I think the
term is
> > devices. If you get pulled over for something else and they notice
your
> > license plate has been tampered with, then they could ding you for
that
> too.
> >
> > This may be a scam anyway--maybe it's some spray on snake-oil
thing. A
> > better and cheaper alternative is just don't get speeding tickets.
>
> Assuming the spray works . . . how would anybody (a cop or anybody
else)
> NOTICE that the license plate had been tampered with? -Dave

Assuming that the snake oil works all anyone has to do to determine a
license plate has been sprayed is to attempt to photograph it.