One of the best ways to finding home owner i found is also the simplest.

Patent the process and the ingredients and have an NDA with manufacturer and they will produce it for you without large real estate investment, at least to get started. 

If not, I'd go with the simplest solution and buy something that is already just right (+/-)

Real estate takes a few key ingredients to make it a worth while venture.1.

Mixing the two sub-optimizes the strengths of house-hacking and complicates the process of BRRRR in my opinionI lay this out because the simplest approach to BRRRRing a multifamily property would be to purchase it using a commercial loan (which readily can be set up to fund the rehab AND can be paired with hard money if you're into that sort of thing). 

For those that don't know, in its simplest form the government contributes to your down payment for a shared equity in the property which must be paid back when you sell or after 25 years.

The best answer is the simplest one and getting involved in that drama is not the simplest answer. 

The simplest indicator is to buy in a metro area that is growing, at least to some degree.

@Kevin Reid shortest, simplest most accurate answer; it's a business and deal-making is our primary product. 

Your simplest path forward is to sell the properties to an investor using a 1031 exchange.