They are very transparent about where the money goes and great stewards, of it so we feel comfortable giving knowing they're not using it for frivolous excesses. 

We don't just rehab, we renovate and design.

If you’re comfortable paying a setup fee of about $7,800 and an additional $2,000 per month for a service that performs well for just two months before going radio silent, then this might be the right fit for you.

Plus, that W2 income is what is going to keep banks comfortable loaning you money to keep growing.  

We didn't end up going this route on our remodel, but there were 2 designers we talked to who do everything virtually which saves a ton on costs.

In particular, I am able to invest around 60-65% of my monthly income - I make around 10k USD per month and need 3500-4000 for comfortable living (I am a Russian citizen living in Serbia). 

If you're not comfortable with the eviction process, hire an attorney.https://guides.sll.texas.gov/landlord-tenant-law/eviction-pr... 

... as I own my RE portfolio via my single member LLC is there a process that I can setup wherein the event of my death that LLC passes to my designated individual along with the assets owned by my LLC? 

If you are comfortable with the risk, you can give it a shot.

I would then explain that for their comfort you have added a ductless system.