That restriction is going to be there until the legislature changes it. As it is, the sale and paperwork needs to processed out of state (great for Ohio's tax revenue), but this agreement allows all other aspects (prep, inspection, delivery, service) to occur in Michigan. Sign the paperwork, send it to Toledo, they process and send it back, drive off with your car to register it. Doesn't impact buyer at all other that dealing with Sec Of State directly.
Key clarification which is different that the former "can't talk about sales" restriction: