Almost looks like dog teeth marks on the tag in your other photo, might have been using it for training thier dog to shed hunt.

Yes, it isn't valid unless it has the license plate of the vehicle it is in written on it

Good luck. Rented an 1 bed/1 bath apartment in Burlington for a few months back at the beginning of the year for $1800.

Also. Mt. Vernon has some not so nice places to live, which is likely where you are going to find the cheap rentals fyi.