And investors simply are too narrow to buy if RTP doesn't strike.

Quote from @Connor Golden: David's book is a great start.I think it's important to narrow in on a market, then look for a solid Property Manager.

That being said we have A,B, and C areas.

They're so many options and even when you get it narrowed down... there even more options to choose from to make it exactly what you want.   

Narrow down your desired home (seems like you have that done already).2.

I don’t think you can narrow down Cincinnati by zip codes and more have to focus on the area as some zip codes can have a variety of areas.  

You essentially have essentially cast a super wide net and are going to get a ton of sales responses, but what I gather from your post that what you really need is a mentor/like minded investor to help hone in on recognizing good deals, narrowing your focus and absolutely protecting your capital.   

Cousin a sells the entire home to cousin b and pays rent?

Where open floor plan looks especially awkward is when the living room is already narrow from side to side and goes straight back into kitchen like a train car.

I think wholesalers of all stripes will have to decide whether they’re principals or intermediaries, and for those who are both - depending on the deal - they’ll have to walk a more narrow tight rope.