You could also look at connecting with investors in person as BP members  meet up and REIAs are all over.

Deal worked out for that person as the property is now worth close to 400K. 

So it would be like selling unit A to one person as a primary residence, and unit b to another person as a primary residence.

Commercial in general looks to the property to justify the loan, versus the person as much.  

A 50/50 split is fair here.BOTH - If you treat your private equity person as BOTH a lender and a partner, you will offer them a lower "preferred rate of return" ... something around 4%-5% while their money is "checked out" into the deal.

Try to make each person a different listing agent, so you are meeting as many people as you can.

I'm not a very handy man person... a lot of family I talk to about this tell me I should learn to be a handy man and not use a PM/handy man to coordinate or do repairs.

Present yourself as a dependable person as well. 

Blogging and creating your online expert persona (aside from a professional or direct website you have) wherein you can write or post your ideas and advices for home buyers and sellers and share some tips that you do.In return, people will be more likely looking at your profile - provided that you have created CTA's or call to actions for people seeking your professional help.

It depends on your relationship as to what you should have written down, IMO as a formal lease might be over the top....in fact if you feel that you need to nail down late fees and such, I'd not select that person as a boarder, you need a better relationship than that.Depends on the personalities involved.....good luck!