However for a company that is honest and strives for client satisfaction as I said Zach and his team meet and exceed those challenges from what we have experienced.  

They don't sign up to handle your investment for life.

Is there a point where collectively, the LLC has income X and current mortgage debt Y, and X is >> Y, hence another RE loan fits within the LLC/partnership's ability to handle and I don't need to personally guarantee this?

If your brain is wired like a CFP your challenge may be getting away from the analysis and focusing on the people.

While I have a decent handle on general STR stuff, I'm interested in educating myself on this angle.What is your opinion about this niche?

Found the money, and let my partner handle the rest.

@Winston Eastman the reason most out of state investors choose to use turn key is because they don't have the time or resources in place to handle all of that on their own.

Hi Victoria,Investing in out-of-state markets can be a strategic move with its own set of advantages and challenges.

Anyone who was qualified and could do it was already booked out by 2 years + and everyone else said they couldn’t handle that type of work.

I've posted extensively about coastal Oregon vacation rentals and their challenges and production potential, typically a strong STR will generate roughly 10% of valuation in gross annual income.