For instance, said property manager manages maintenance issues, problems that arise during bookings, basically anything that needs a physical person at the property, while I manage the rest?

Non-recourse has less personal exposure, but you need a very strong balance sheet to secure this without bringing in a KP.

Personally I like the Section 8 program when the property is located in a super poor area with a ton of blight and crime.

If someone injures themselves and sues, they will be suing the LLC and not you personally.

I personally think they are “higher end” than anything stackable.

I am not a huge fan of them personally as they are PE investors and have a very, very narrow view of the industry and how it should be approached. 

I personally do not have experience managing rentals.

Don't be that person.  

Did you give her written permission to store personal items outside in a common area?

Living in one unit and renting out the others allows you to deduct 75% of expenses like mortgage interest, property taxes, insurance, and shared repairs as rental expenses, while the remaining 25% applies to personal use.