For instance, our boilerplate contracts state that if we "procure a buyer who is ready, willing and able to buy at a price and on the terms set forth herein...BROKER shall be due a fee of __ percent of the selling price, whether or not the transaction closes or title passes."

We are clearly in the midst of a rapidly shifting market, and people who make the wrong moves right now can easily end up in hot water (for instance, going upside down on the mortgage if prices continue to drop, having insufficient cashflow because of the high rates, etc., etc.).Do the limits of your current mortgage expire at some point?

A limited POA would give another party agency to handle the STR management in clearly defined, limited instances.

For instance, in your analogy, the distribution would be insanely right skewed with most observations being zero and a few being $1,000,000 or whatever. 

For instance, if I was to look at a property in a different state, how do you find what the insurance cost may be in quick and accurate manner?

Depends on what kind of loans are being provided - for instance I work with a private money lender and we have long term rental products with fixed rates of 5,7,10yrs so you don't always have to refinance out of "hard money" immediately.

For instance, the "standard" FICO scores.

For instance, the bathroom has a plastic tub, obviously, if they used scouring powder to clean it there would be scratches, so I wrote down products that are acceptable and not acceptable for different areas of the house. 

So in a lot of instances the good deals won't qualify. 2.)

For instance - if condo sells for 750K.