No, you can trade a used car for another used car
At a Used car shop.
to buy a car
Used cars are generally cheaper to purchase and to provide insurance for. Frequently, you can buy a certified used car, which would include a warranty, you can easily trace the history of a used car and you can buy from a private party.
You can
$1,000 would buy you a good used car.
No. every car has a different car plate.
Any car can be used for show, you can buy an expensive car that already looks nice, restore an old car, or buy a cheaper new car and install a bodykit.
I would not recommend using a car auction to buy a used car unless you want to work on it yourself. Your best bet is to buy on your own or through a local dealer.
One of the easiest ways to buy a used car could be Facebook marketplace or an auction like copart.
Buy a used car that works
If you have the money and don't mind the payments, it is best to buy a new car. A new car will not cost as much to fix as a used car. If you don't have a lot of money, it is probably best to buy a used car. Expect to put more money into repairs, however.