If I expand on those, it'll be to KC so it seemed to make sense to invest there. 

I'm not claiming that's the case, I've just heard the rumors and think it would make sense IF that was the case. 

I'd say just start your search with all 2-4 unit properties, and when you find one where the numbers make sense and it checks your other boxes (somewhere you actually want to live and house hack), then it probably makes sense. 

It makes sense, but you are giving yourself another job/business.

Finally, double-check local demand and rent trends in the area to ensure the pro forma income is achievable.I’ve worked on several mobile home park deals as a broker and am currently helping a few clients sell their parks, so I know how important it is to ensure the numbers make sense both now and in the long term.

If your clients/or yourself put the time into learning and figuring out a niche in the RE world that excites you, start looking for deals that make sense and always run the numbers.

I’ve seen that in my W-2 job, so it makes sense that the same value is applicable in real estate.

Your assumption makes sense to me as what was trying to be conveyed. 

Maybe sit down with her and look at the finances for her and if it makes sense for her to buy the X out and refinance if that is even possible. 

I think flips only make sense when even if budget goes up 20% your numbers still show a strong profit.