Have you seen Carvana? Check this out...you buy your car online, go to their vending machine, yes, a vending machine, put in your coin and retrieve your car. 
https://www.carvana.com/
https://techcrunch.com/2016/08/10/c...alership-and-car-vending-machines-nationwide/
https://www.carvana.com/
https://techcrunch.com/2016/08/10/c...alership-and-car-vending-machines-nationwide/