He told me he owned a few mobile home parks in town (they were large and had high lot fees) and this is what sparked my curiosity.

In 2009 I renovated my own apartment and moved out.  

My endgame is to end up with $300k/yr in post-mortgage income in 20 years based on investments I make now followed by continued investments over the next 10-15 years own.

Firstly, owning a home for 2 years is not long.

If the other party is a lifestyle buyer, he's going to prefer to own his own property rather than have an investment he/she can't control.

I was able to get a private loan which I used to purchase the house then I used my own money to rehab the house.

By its own definition, everybody alive is a member of several protected classes. 

It can be time-consuming and challenging if you try to do everything on your own, so partnering with a trusted team can make all the difference.

Rent it from them and re-rent it out until you own it (see link).

., they are making a profit margin on that hourly charge.Another way PMCs usually make a markup on maintenance, is that they send you all invoices on their letterhead, or from a maintenance company they actually own.