Simultaneously, if this vacancy is a high percentage of the buildings total SF, I would market the property for sale to an owner-user who may be able to fill the vacancy at preferred rates while gaining investment income off the other tenants.

So once you invest, you're added to the operating agreement of the company and you would now own a percentage of the company's assets - in this case it would include homeowner payments, bank accounts, REO's/properties, as well as all of the notes in the fund.The biggest risk of any fund investment is that you could lose some or all of your investment principle if the company were to go out of business.

This fee is typically a percentage of the remaining balance and can vary based on the loan agreement.2.

However $500/ month if that is after the house is rented is a high percentage for a long term rental.

The lower the loan amount, the higher the origination percentage% is usually, however, as you asked - those items can vary greatly depending on the full scenario.

They need to analyze what can go wrong versus right and the percentage and probability of what might happen.

Control is a variable to consider, but not the only variable. 

There will always be some uncontrollable variables because you’re dealing with both the human element with renters and houses are basically living creatures themselves and it’s not always possible to predict when big expenses will arise.

You bring the experience and a smaller percentage of the capital, they bring the rest of the capital.

Changing ownership interest percentages shouldn't require changing the name of the entity.