Used from a private party.
If you buy a used car from a private party, you pay no sales tax, although you are legally supposed to report it. If you buy a used car from a dealer, you will pay sales tax.
In most states there is no legal recourse when you buy a used vehicle from a private party. This is true in California, for instance. Private parties are not required to offer any kind of warranty on used vehicles.
Nevada residents do not pay sales tax on privately purchased used cars when purchased in NV. However, I can find nothing at the DMV site that describes an out of state private purchase scenario, so you will have to call the DMV in NV to get them to clarify it.
Yes, but not to the private party. The tax is collected by the MVD when you register and title it in your name. When you buy from a registered dealer (who handles all the MVD stuff for you) you pay it to the dealer.
It is usually less expensive to buy a used car from a private party. You can't get financing from a private party, and dealerships usually offer warranties so a dealership might be a good idea for someone like you.
No ... there is no sales tax on private person to person sales on used cars. Buying from a dealer may be a different story.
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.
No, but use tax will apply. What is use tax and how is it calculated?
Cash or certified check
Oregon has no sales tax and no use tax, so the answer is no, you would not owe any use tax whether on a used car from a private party or a new car from a dealership.
If you buy used weight training equipment, be sure that everything is in working order. Have someone who knows about the workings of the equipment go with you if you are buying used merchandise from a private party. Otherwise, buy from a reputable dealer in your area.