... a convoy of helmet-donning moms

A couple of articles, both via Germany.

"It was meant to counter urban sprawl - an offer for families not to move out to the suburbs and give them the same, if better quality of life. And it is very successful."

... Rather than handing the area to a real estate developer, the city let small homeowner cooperatives design and build their homes from scratch.

Ok, I forgot what the second article was, but go to Google Earth and float around the countryside of Germany or France.

Do I think this could work here? I don't know, has it ever been tried?