Remember there are multiple levels of government oversight so local laws/ordinances my be trumped by state or federal laws as well. 

Learn the laws that govern landlord-tenant relations in your area well.

It's a little frustrating that they paid all their lives to support others on medicaid and other government programs and now they cannot reap any benefit themselves unless they lose virtually everything they have.Any thoughts?

confirmed by the ultra-socialist Christy Clark government!

Hubzu is a very reputable auction platform run by Ocwen, an Orlando-based clearing house for all government-backed mortgages that have been foreclosed upon, i.e FHA, VA, etc.

On one end I read about investors that take advantage of the Act 22 tax exemption, on the other end the government struggles with debt and reconstruction of Hurricane Maria damages.

Prevents any issues coming up later when you want to sell the property or when the county sends drones through your neighborhood looking for unpermitted pools/decks/carports, etc to try to raise revenue to cover unfunded liabilities in government spending. ;-)

By Day 60, were federal agents at the door accusing the tenant of sending child pornography through US mail because multiple envelopes with their return address had been sent to several government addresses throughout the Los Angeles area?

You've read government statutes before...they're never written in plain language. 

These products usually move a little more slowly than a fixed asset so they can be great fail safe identifications for a 45 day identification list.The biggest obstacles to these in general are unrealistic investor expectation of return in the wholely owned sector.