after buying 2 car your expenses will remain much lower than buying any other car.
2000+2000+50=4050, 50 USD for getting it joined by towing end. your car will be having capacity of 10 people.
some of more use we could think of
. Get rid of doors and use as Indian auto rickshaw.
. Get big offroad tyres and use it for farming purpose.
. Connect as many as nano and you got the nano train.
many more to come..........