Based on your post, it's probably best for you to simply not invest in Cook County for your own peace of mind.Sure, any tenant could stop paying rent and that risk is never zero.

Generally there are multiple units for each "zone" if you will when I've seen them installed.Regarding your problem at hand, I personally would simply adjust your plan to move and make your initial plan to get the current issues resolved, while costly now, in the long run holding onto the unit will likely pay off. 

Partial Disposition Benefit: In a cost segregation study, components of a property are identified and depreciated on shorter schedules (like 5, 7, or 15 years).

Key items to rehab on the second home to bring the property value up for the refi, determining which lenders/servicing companies will be favorable, Identifying good properties to invest in altogether.

If the latter, simply give her the notice required (eg 30 or 60 days) that she needs to move. 

The problem is: A traditionally financed low-down payment house-hack with traditional long-term rents simply won't cash flow during occupancy, or after, in many MCOL-HCOL markets in the US. 95% leverage at even 5.7% just won't work in a lot of cases right now.

You are simply taking money from some class of people and giving it away freely to another class of people. 

We are more likely to simply reduce our asking rent than offer a concession.FWIW, I did not read the attached article.

Could you please give me a specific example of 1% rule, maybe a recent deal your client did in 2023 or 2024  (without giving out identifying details of the client, if allowed)?

I have noticed a lot of investors are seeking out cities that are offering lower priced lots and simply adding a Modular or Manufactured and capturing a very nice cash flow.There is a new trend starting in Florida and in other states where an investor buys a piece of land or lot and add a 'Tiny Home".