And you'll have to hang your license with a broker, who will probably limit your personal investment activities, not to mention charging you fees and splits.

After that, it will change with the current rates, upto a maximum of the payment for principle and interest shown on the estimate sheet.Your refi did not cost you anything, but those fees got paid by someone, likely it was rolled into the loan total or you were charged a slightly higher rate (in exchange for the lender paying the fees).  

In my area they charge a months rent for that service.

Just for clarity, typical charges from intuit look like this: "Withdrawal ...

This is the rate banks charge other banks to borrow money overnight.

That way I can make sure it gets done, and cover the costs accordingly in the rent I charge.  

I think your lender is charging points to give you this rate, which I would not agree with.

I guess I will be charging the late fee of $25, plus $75 per week.

Some Community banks limit the number of Properties (or $) to each Legal Entity or charge Audit fees to review your LLC structure.  

(Of course, you don't have to tell them you are charging above-market rent, but they will know it.