Some might have a strong NNN tenant in place with 10+ years left on the lease, and it might be a big corporation that you can take to court if they ghost on paying their rent, while others might be office suites broken up into small offices on 6-36 month leases with shaky tenants like a nutrition supplement MLM that uses the office for 3x a week rah rah meetings on how to recruit more people into the pyramid scheme, that are immune to law suits b/c you can't squeeze juice out of a rock.

I invest in mortgage notes, you can google biggerpockets note investor scam artist, fraud etc and will find many posts of people who had to file suit and were successful against a certain investor. 

Originally, I lived in the main portion of this house and rented the mother-in-law suite (primary bedroom) separately on Airbnb.

@Benjamin WeinhartMy experience on this tax forum tells me that highly technical discussions of the Code/Regs nuances are not well suited for this platform.That said, my 2 cents is that this issue is a matter of interpretation.

Big operators, "C-suite Landlords", forget em, they got "juice" to squeeze.

, cleaned, and installed new HVAC, ran all new pex lines/valves/shut offs, all new hardwood flooring and carpet, all new and expanded kitchen cabinets, new appliances, created full bath and connected it to a bedroom to create en suite, repurposed 2 unused rooms (1 into a 4th bedroom/office/playroom and one into a family room, installed new interior and exterior lighting throughout, new automatic garage door, and landscaped.

There are a good amount of luxury apartments nearby, but I don't think any of them have the ability to be subleased.

Can you sell and buy 2-3-4 properties better suited to travelers?

Although that lender was not able to provide a loan product for us, due to our connection with the real estate agent; she did want to find a way to help us and connected us with another lender who was able to find a portfolio loan that would suite our needs.

Created en suite bed/bath, extra bedroom/office/playroom, created family/tv room, added a couple of windows in dark rooms, installed new HVAC, ran all new pex lines/valves/shut offs, all new hardwood flooring and carpet, all new and expanded kitchen cabinets, new appliances, converted 1/2 bath into full bath, repurposed 2 unused rooms (1 into a 4th bedroom/office/playroom and one into a family room, installed new interior and exterior lighting, new electric garage door w/remote, and landscaping What was the outcome?