Don't worry, this isn't illegal.
The Ohio BMV has a title search function on their website. The title search can be found here. If you have the VIN of the car you want, you can enter it and the BMV will show you the title history of the car, including whether or not the car has a salvage title in its history (I think).
The Ohio BMV has a title search function on their website. The title search can be found here. If you have the VIN of the car you want, you can enter it and the BMV will show you the title history of the car, including whether or not the car has a salvage title in its history (I think).