There's an easy solution to this - electric robo-cars. With self-driving cars that can roam around, and thus not violate city ordinances against parking, there would be no homeless. Electric charging is fairly cheap and the city could even pay it for those deemed destitute.
A robo-car with shower, kitchenette, bedroom would radically transform the situation for poor people worldwide.
A robo-car with shower, kitchenette, bedroom would radically transform the situation for poor people worldwide.