You have to have running water, working plumbing, doors that lock, a heat source, a stove, no adverse conditions that would be harmful to health (mold, vermin, etc.) 

I would say that human nature tells us that although this is certainly possible, it is putting someone in a position of power which in turn puts them in a position of temptation and potentially harming a lot of others in the community.On another note, this sounds quite similar to many Communal Living situations that I think try to achieve sort of what your describing (minus the ability to relocate easily).

And when they freak out, they often make decisions that will harm them more in the long run.

Major changes and upwards movement at workplace.

No harm in asking the previous owner if they will help out. 

Then you have the work place centrals like, Energy Corridor, Memorial, Jersey Village, Woodlands, and Fulshear.

I have had electric baseboard installed and that seems to have resolved the issue.That code is that he referenced I think is here: https://codes.iccsafe.org/s/IB...The fact that the tenants can do things that cause the temp to drop is the part where the the property manager will grow grey hairs because the tenants can cause serious harm to the manager here. 

We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

In actuality, some are harmed by gentrification but so so so many people do benefit.

It would not be the intention going in to cause any harm to the seller.