Whooo! The post became quite popular!
Actually you all touched all the points I had on mind.
I do agree COMPLETELY that to make it reasonable profitable, the plan must be properly executed.
How new customers are enrolled? Using which financial figure? Shares on a business (quite unpractical), what to do when a new car is bought? Capital increase with new shares to new owners?
They should be owners, however the real added value is when the business is managing the car itself without any complications to the owners/users (eg: bringing the car to the service, a scratch happened and must be brought to the paint shop). So there is a management fee for every car depending on the yearly use, car...
Questions like what happen if any of the co-owners crashes a car? Or, what if someone wants to leave? Does he/she sell the share of the car to the others or bringing someone in to replace him as co-owner??
I will surely have a look to those clubs you've mentioned there....