Related parties are defined as family members or entities in which you have more than 50% control.

Might find some potential buyers there.Mike Fitzgerald (just bought the old YMCA) might also be a good resource for you

I could also leave a unit within the multifamily property vacant when I am abroad to use for storage if needed, to better help solidify the "primary residence" requirement.This is a pretty specific question, so I haven't been able to find any previous posts on it or any helpful literature online.

*Background: We want to purchase my husband's grandparents' house in MO that sits on family land.

What if the son can't find a job?

Is it finding reliable information?

Furnish finder is for mid-term rentals and even with that, hosts are finding Airbnb does better at bring people in to stay for few months. 

And they will be the ones managing it for the long-term, so you want to find a quality PM, not just the one with the cheapest rates or fanciest website.Start by going to www.narpm.org to search their directory of managers.

It's very hard to find a cash-flowing deal especially in Florida right now!

I suspect he damaged the pan while removing the drain, but it's hard to prove.I would hire another plumber to investigate and see if they can find evidence of damage caused by the first plumber.