So is your goal solving homelessness or building as much housing for everyone, who wants to move somewhere? Or even both? Also what exactly is your position and what is your stake in all of this?
Also can you post a picture of how a town should look like, cause I'm thinking more and more that you want everything to look like this:
As long as a few million want some housing in a city, better build more housing, right? And when those are housed and a few more millions want in, then build even more housing.
Maybe you want to go a bit further and increase density a bit more. How about this:

