I'll send over some of my go-to recommendations for the people above. 

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.  

Many people choose NOT to have this, because the administrator will then vet every investment you make to ensure you do not invalidate your IRA.Invalidating your IRA means that you've done a prohibited transaction and the entire account is then deemed as distributed to you.If you don't want checkbook control, then I recommend a plan administrator such as Equity Trust - www.trustetc.comIf you are sure that you're aware of all the rules around prohibited transactions and disqualified people (who you can and can't do business with), then a plan administrator like Sense Financial would be a good place to start talking.  

I'm surprised by some of the responses here about how people like VRBO more than AirBNB.

In 2025, it is projected at 11.119 deaths per 1,000 people, up from 11.026 in 2024.

The founder appears to have been involved in businesses outside of real estate: ‘My dream is a locally made grooming products business’ | People | nashvillepost.comSo it does not appear there is a lot of track record there, but those are questions I would ask.

Most people won't put in the work. 

I've been sending people to a Realtor/property manager in Sacramento.

.: I just hired an architect to design and plans submit for ADU in my 8 multi unit to use the tuck under parking.Some people say do not try to be the general contractor as it will take way more time, costly mistakes and will be nearly impossible to manage with current work. best to hire a company that will do it all and cost about $250 per square foot.

So don't be confined to just areas/markets that you know people in!