There are ways to invest with none of your own money, but those strategies are challenging to implement with no REI experience or a network of buyers and sellers.

But if they screw up it is the manager's responsibility to prevent it from happening again.

From my research so far, WA state law prevents cities from setting occupancy limits on single family homes.

Implementing a business operating system like EOS (Entrepreneurial Operating System) also brings consistency and keeps everyone aligned with company goals.Accountability is key.

Implementing the proper legal and financial structures can help shield your personal wealth, reduce your exposure to litigation, and limit access for potential creditors.

Maybe it was out of your control, but one thing weird to me, is you came here for expert advise, much was given, but from what I can see none taken/implemented???

I do have a few strategies that I have implemented to still grow door-count quickly, utilize multi-family style investing with single family homes, and make sure you are mitigating risk as much as possible. 

Now I'm wondering if this quitclaimed deed can prevent either one of those from happening.

Are there best practices or disclaimers I can implement to reduce my legal exposure here?

When starting on Airbnb, it will be impossible to implement this rule to verify age because it's against their new policy to discriminate based on age.