.), since the business aspects are completed in a single day and I usually stay for a week.

The subject to aspect really does not play a part in your refinance.

That's for the price aspect of it.When you look at the goodness of a deal, you might want to look at the risk aspect too.

2- If I employ a full-service property manager to handle tasks such as cleaning, maintenance, booking, and guest communication, while I focus on business aspects like property search, renovation, decoration, bookkeeping, and supply procurement, would this still qualify as material participation or could it pose a risk?

Putting the legal aspect aside, its just douchebaggery in its finest form.

It’s a negotiation just like any other aspect of business.This is the first area where our legal system has failed free enterprise in this case.

All of those aspects seem to me like an excellent area for the long term. 

This can be done, the business credit aspect, without entities. 

A good instructor is going to teach you ALL aspects, even ones they might not utilize themselves.

Each may put more emphasis on different aspects of a deal to fit there lending box.