@Jessie Nunley  Flooding of this nature is contaminated water,, it has more potential for health hazards and of course who know what's involved or how bad each situation is but the clean up efforts are going to be huge and each has it's own measure of how to deal with individual cases, broad spectrum is this is going to be worse than Katrina for housing losses

With a detail scope with exact measurements and budget, I can find the best options for my budget.

When you measure the actual performance of your portfolio you use true expenses and vacancies not projections or factors. 

Shouldn't the appraised value be an objective measure?

This is a good measure.

The usual measure of damages is the difference between the purchase price and the fair market value.

Be advised from a local attorney on the foreclosure rules in NY  NJ  once I learned what those are I simply would never loan there.. to many other markets were the default and foreclosure works so much faster.. in those states its measured in years ..

And 36 Other Key Financial Measures by Frank Gallinelli.

Unless that video can show you inside a plate cover or a closeup of each piece of the plumbing or every floor joist, AND has a ruler showing you measurements of everything, I need to be on site as well.

Regardless of where they are sold, it should carry a good warranty and meet basic structural and thermal performance measures.