

In that case, you should definitely open the shop.
I think, tough, that your prices will be higher than normal retail, due to volumes and supply chain.
Also, the local “Wall-Mart” (or whatever corporation) would need to sell a very small loss for a few months to kill you, while subsidizing their loss with other shops in other locations…
You can’t win. But you can try and people will undoubtedly appreciate that



Nope. Its much safer to crash in a today car. 70’s would break as well and break you more. Both would be totaled anyway in such a case.
Today’s cars are designed to crumple and protect you, older cars transmit more damage to your body.