That simply does not add up based on the purported size of operation. 

What you get the money for from your lender based off your qualifications like credit and loan to value ratio, with no cost would be called "par" rate... and from there, you can either buy down to get a lower rate, or you can take a higher rate to get a credit applied to the cost of your loan by the lender.A par rate is simply the rate that you get without having to buy the rate down while also getting no lender credit.

.: $2,757-If you were to assume the loan and I carried the second note at the above terms your monthly PITI would be: $2,027Saving: $8,760 per year.Scenario 2:-If you were to bring the same $115,000 as a down payment on a conventional loan you would pay: $1,992-If you were to assume the loan and bring cash for equity position your monthly PITI would be: $1,300Saving: $8,304 (with no need to refi in the future)Since this is a hypothetical situation I'm going to give my number based on nat. average homeownership of 13.2 years.

There are so many strategies based on risk preference, family expenses, etc. 

You can boost your ADR by optimizing listing details, adjusting pricing based on market data, improving property appeal, and leveraging positive reviews.

Not sure whether you ultimately invested here and know nothing about Simm Capital but based on what you shared the first question you should be asking Simm Capital is where do the 10% dividends derive from?

Even though he has an American military APO address, he's not picking up the Registered mail package from the base. 

I've heard from others that the tenant base might be a little challenging so that's a no for me.

Consider this scenario; SMFL, a Japan based entity under the Sumitomo Mitsui Financial Group, Inc.

To me, it sounds like you may be cherry-picking areas solely based on price points.