There are a couple of areas in my metro area that are going down in value as the neighborhood transitions from working class / middle class to poor. 

Any help, assistance, tips, and recommendations would be drastically appreciated, as I continue to learn and strive for greatness through all aspects of life (health, relationships, finances, nutrition etc...

I can assure you he doesn't lose sleep at night thinking about the poor people that can't afford his product.Your job is Landlord, not social justice warrior.

My fathers health didn't allow him to properly run the business.

A great book to check out, if you've not read it yet, would be Rich Dad Poor Dad.

Every morning before going to work I started jogging and listening the missed episodes of BiggerPockets Podcast, getting close to hear most of them, health is a journey in itself so with jogging and podcast, from somewhere I've got an Idea.

After their broker split and with expenses factored in like gas to get there and back, vehicle maintenance, health insurance, errors and omissions insurance, marketing costs, software, etc.

For the sake of my mental health and relative sanity, please help.  

If she’s complaining about it being drafty or areas where it stays cold it could be poorly sealed—and insulated—doors and windows.

Quick info on me: I am 30, married, stable health care job, very frugal, spend about $3000/mo combined with wife, currently at Coast FI through VTSAX and cryptocurrency, but absolutely ZERO real estate experience, including no primary residence because I have worked exclusively travel contracts.