It must be legitimate business with earned income, LLC with rentals would not be sufficient since rental income is passive. 

The 1 year requirement is described as your primary residence is the location that you sleep the majority of the nights or something very similar to that phrase.

After 8 years in the Army Infantry Im sure I would sleep just fine, but your guests not so much. 

Multi-family can work out but if you're marketing to travel medical professionals, many of whom work nights and sleep days, you'd need to be able to provide a relatively quiet space and that can be hard to achieve in multi-family properties.

Sometimes, it's a great way to go to sleep :)

Get what you pay for our houses sleep 13 each and our linen and clean fee is $415.

. $800 a year in franchise tax fees is my no means sufficient to buy liability protection from a determined litigant.4) Would you hire an environmental testing company to test the land (to which you have no legal access - but I doubt the dead guy would call the cops on you) once the foreclosure process has progressed well enough, but before it's conclusion, so that you tell the lawyer to stop foreclosure in case some major contamination is discovered?

Typically, when funds acquire loans, they assume delinquency/default risk in exchange for earning a yield on their investment.Yet this would work differently – it’s a request to purchase debt alongside a corresponding put option/insurance policy.From the buyer’s perspective, as long as the seller remains solvent, with sufficient liquidity for any exercised options, it’s a risk-free investment.

Have you heard of Rent App and is that a good idea (instead of Venmo) and sufficient for tracking rent payments?

Now that the 5% down conventional loan program is widely available (since November last year) I generally recommend using that as opposed to FHA because FHA comes with minimum property condition standards, the self-sufficiency test, and it's less attractive to sellers.