Also, focus on 2 years of job/income stability.Section 8: This is the Property Class S8 was designed for.

If you see at least a few zoned in the designations you mentioned above, that's potentially a good sign that you can get support from the local Alderman's office, and approval by the ZBA (zoning board of appeals), to rezone.

Your focus on the Dallas market and Fix and Flip projects sounds solid, especially with the DIY approach and having an interior designer on your team. 

What I can also tell you is that as an owner in NY, the landlord laws are very much designed to protect a tenant as opposed to here in Detroit where the laws are designed more fairly to protect both the tenant and the landlord.

Brand new everything else, including septic system too.

Even a single family builds can vary significantly based on site conditions and required structure/design.

Now she's starting her own Interior Design business and has become entrepreneurial.

I looked at their Houston Fourplex presentation deck and it appears that the Southpark project is almost the same in terms of building design etc (the interior pictures of the fourplexes are exactly the same).I too am considering investing in their Southpark fourplexes so would definitely appreciate people sharing their thoughts and investment experiences.   

I'd look for a good brand and spend some time looking at reviews from a big box store. 

In tip top shape both in the mechanical systems, design, and upkeep2.