With NNN there is no reduction from operating expenses so monthly NNN x12 should equal NOI. 

But the link is no longer operable as it's so long ago.The long and the short of it, Porter did about 40 sub-2's taking over the properties in a period of 3 to 4 years.

It can be a great win-win, simply by bisecting the property and hosting operation.

It is time for us to modernize our practices.We are a fairly basic operator/developer with a few 3-4 unit buildings.

Anyone who has actually been active in this space will know that borrower behavior can be predictable and irrational, and they might have a fundamentally different mode of operating their life than you do.

- How would one run the numbers on a mid term rental when it comes to startup costs, rental rates, and operating costs?

And dont get me started with gas meter upgrade requirements if its near a source of ignition or under an operable window.

Then you invest that money in a super secure, no risk note with an operator who is already underwater on their original note.

They are also getting a seller's concession which will keep their acquisition costs down.The deal will cashflow from day 1 after debt service and ALL operating expenses. 

This article gives a very helpful starting point.https://www.biggerpockets.com/blog/core-four-real-estate-teamThere are a lot of markets that do have a large selection of MFH that cash flow.