As an investor, comps tend to harm you more than help.

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.

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.

Urban Development land swaps are often used as a strategy to: - Consolidate public land holdings - Acquire important natural or recreational areas - Facilitate development while ensuring community benefitsLand swaps can provide several benefits to communities: - Preservation of open spaces and environmentally sensitive areas - Creation of new public parks or recreational facilities - Protection of wildlife habitats and corridors - Improved land management efficiencyI searched for some Urban examples for reference: 1.

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.

I am asking anyone knowledgeable to provide any measures or strategies that could materially make a difference in heading off the risk of serious financial harm of the eviction process with non-paying tenants.

In my mind, the liability and possibility of harming the seller outweigh the rewards.  

But because you rent by the room and YOU SELECTED the roommates (for which the other roommates had no control over), that makes you directly responsible to the other tenants should any harm or damage come to them.  

No harm no foul.

So now your causing "harm" to the entire state of CA with such added debt load.