By permanent solution I mean "buying a house and communizing it, splitting the costs amongst 3-5 people, then using the ensuing savings to buy more houses to communize".

I could give away all my savings to "mutual aid" and then we'd all be back at square one except I might add a crowdfunder for a communal house to the ever expanding chorus of "gib mony", or I could hold on to all of my savings to offer a partial escape from capitalism to multiple people.

soapbox

I live in a low cost of living housing environment.

All I need is for a couple people to join me in the project of living together and pooling resources and working full-time, in order to make combined savings of 40-60k per year, at which point we'd be adding a new house every 18 months or so. Then we could

...control certain areas of this section in order to run our illegitimate business, possess unregistered firearms, stolen vehicles, mind-altering inhibitors and only use cash for financial purchases, be very dangerous people and regularly disobey the law.

Unironically though there are businesses I want to start that could support a transition from urban cohousing to urban commune.