I have learnt to enjoy sleeping in my Toyota Camry. It's an old reliable champ. I don't sleep in my car out of necessity, I have too many things that I have to rent a place, but some times I like a small enclosed space free of worries and I can open the moon window and enjoy the rain or the night sky in peace.
People would knock on your door, but few knock on your car.
Before the How to:
Well, this part is a bit tricky, because I don't like suffering from any discomfort, so I spent 2 years trying 3 different models of modifying my car.
Before I start with the details with the first model, let me share with all the reason why.
I lost a car in New Mexico when some one decided to loosen a plug from under my car when I was staying at the cheap motel. Down the road when my car broke down I was surprised to find only so few places would come out and tow it and when I got the quote 6000 for a new engine, that was the last time I were ever going to stay at a motel.