If the property were owner-occupied, would I only receive credit for one rental unit's income, while the non-conforming basement income wouldn't count?

When I asked for a loan, they asked if my business received money in Euros. 

It takes them forever to sign documentation and make decisions.

@Shmou N  Yes, you can collect other fees & yes, you receive a notification every time a payment is made.

I assume you would have to pay cash, because you have to spend all cash received to avoid taxes.

I recommend you make a video of you entering the unit and documenting exactly how it is found.

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Documenting your journey online or engaging on LinkedIn can also help expand your network.

Having a real estate license, I would credit the commission payed out I would receive for being my own agent towards closing costs for the new property.

@Bryan Zayac  In PA, there is a state document called the Municipal Planning Code MPC.