I've done this with my properties because I'm well known in my small town and don't want people to know what I own.LEGAL PROTECTION: By placing your assets in an LLC, you are legally separating them from your personal assets.

I'm sure many people will disagree strongly. 

I've done this with my properties because I'm well known in my small town and don't want people to know what I own.

I know people that have had great BRRRR success in Detroit and Memphis, including myself.

Sadly, both of them escalated this conflict and started creating domestic disturbances so we had to move both of them out.Assuming the upstairs family is being reasonable, I suspect no matter what you do, the people downstairs will never be happy.  

Things just require more ongoing expenses percentage wise out of state because you have to pay people to do everything for you and you will have a longer time building relationships with vendors even when getting decent referrals. 

I would not borrow from ANY lender I learned of over the internet unless I knwe personally people who had used them. 

Multifamily is considered residential since people reside in the structure. it's part of contractors license law, our testing is on it and violating can and will result in punitive actions.

You've gotten a great response above from @Michael Plaks I'll also note that for this or any similar "strategy" people come across to just step back and ask the following: Does this have a genuine profit/business motive? 

Then, I would share with them how you manage properties and what your expectations are for them as well as you - essentially explaining how you work with people renting from you.