Similarly I can cite numerous FHA and VA guidelines that would be in violation of federal fair housing laws if Fannie Mae or Freddie Mac did it. 

Let's forget war zones like East Cleveland.

Tough going I know as I do all the work myself on flip homes and have dealt with to the stud gut jobs numerous times.

If nobody is bidding they might be in war zones.

I haven't done fundamental analysis of it, but I bet that area is a war zone.

Hyperinflation usually occur in a country that had some type of revolution, for example, Russia after Communist revolution is 1917, Germany after end of World War I surrender, France after the French Revolution, Austria during World War I, Philippines after Japan invaded it during World War II, etc. 

Your proposed solution would effectively end up bringing us to the same end point as @Neal Bawa solution of having a healthy diversity mix and avoiding war zones. 

Are you willing to go into war zones? 

@Thomas Kareeparampil I just try to stay away from the war zones, everything else is worth a look.

We bought a duplex last year essentially sight unseen but we knew the area very well and had driven that street numerous times.