I'm guessing he is not an real estate attorney, but a general practitioner with maybe a partial RE focus?  

Then I'd be glad to have him gone and focus on the next tenant...If he really damaged the place (and you know from my application he has some financial means), then you may want to have a landlord tenant lawyer or general practitioner look at the exact next steps for the eviction or civil lawsuit.

Our "regular jobs" are nurse practitioner and user experience designer. 

You are right in line with the definition.I am going to suggest professional advice on two counts: (1) a good landlord tenant lawyer (or a general small business practitioner that maybe works for small landlords, has rentals, or has experience in the area)....(2) maybe try professional property management for now as you learn more about the rules and get some more ideas and tools to screen tenants.

If you're a medical practitioner (Doc) I imagine your bank will be happy to work with you. after you get an asking price, go to the commercial loan department and they can lead you through the motions.

All of the successful note practitioners that I know are very good marketers.

You also are a Realtor, as a professional agent, you should know the market from your experience where you live.I think that you need some help in negotiating transactions.Understanding alternative creative financingGood deals are made by savvy, educated, aware and aggressive practitioners.

Hello everyone, My name is Victor Moga, I am a nursing student (second career), my wife is a nurse practitioner.  

I'm a solo practitioner attorney, and dying to get into REI.

You want a surgeon that specializes in the kind of surgery you need, not a general practitioner.