Besides it can be a health issue. 

The below article talks about the advantages of a health savings account. 

Define your qualification criteria, find a system that apply it universally, and accept the best match to your public criteria. 

Yeah - going tomorrow to assess situation more thoroughly with property manager(we've both been there but not together since closing) and will look at waste/nuisance for eviction vs. public health/medical recourse which is much faster than typical process.

The subject has to meet or exceed health and safety code violations when completed. 

These firms are fairly expensive so often not worth the cost for something like a duplex.In the past, I had looked into doing cost seg on smaller assets, but my straight line depreciation expense exceeded the cash flow so it didn't make sense to do cost seg, and then have to recapture all that depreciation later at ordinary income.There is an IRS publication that may help you. 

How much to cover benefits, especially health insurance? 

If you're selling a security (which it sounds like you are) you need to either register the security or qualify for an exemption to registration.If you want to publicly market for equity investors then your most likely option is to use Reg D Rule 506(c) exemption to registration of the securities. 

I put my first offer on a SFH in a non-gated public golf community. 

You need to seek advise from either an attorney experienced with these type of claims or a public Adjuster.