Told them to do a drive by and call me back with an offer :)The person who called you probably just spent $15,000 for mentoring and “education”, and is now in panic that his 250 cold calls have not produced anything .  

For instance, said property manager manages maintenance issues, problems that arise during bookings, basically anything that needs a physical person at the property, while I manage the rest?

Private money and personal funds.

I personally don't like exclusive by agreements.

I personally haven't done this but I have helped clients do it in the past.Hit me up if you're interested!

Personal money How did you add value to the deal?

They say the average amount of water per day a person uses is 80 to 100 gallons , Lets call it 60 to be conservative .

One of them I have used personally. 

I've personally found the bulk of my Chicago purchases off the MLS.

Personally, I wouldn't open up a home that isn't in good repair, from a liability standpoint if nothing else.