This would be huge. When researching, I couldn't believe sleeping in a vehicle was illegal. Building reasonable living accommodations -- no matter the size -- is absolutely something we must do for people.
Housing policy, formal and informal, just drives me crazy. I despair that the future everywhere will look like third world countries, where only relatively wealthy people can afford to live in legal housing. Everyone else, maybe me too, will live in 'favelas'.
Here's a great post about this by a blogger I really like on this topic: