I just want help or advice on building it from the ground up and not getting overwhelmed by all the options at once and take baby steps towards the bigger picture.

What type of renovations are best on a house hack if the goal is to BRRRR every year?

She is just going to keep going and lying and coming up with excuses why she didn't cause the damage, such as mold is Landlord responsibility or soaked ceiling boards are normal wear and tear.  

Hi, I will be starting my first job next September in Atlanta Georgia and am looking for some advice.

One of the moderators hid it for some reason.

Detachment from the area.

The duplex units are each two-bedroom, 1.5 baths with a one-car garage and just under 1,000 sq feet of finished space.

After all, most lenders just use the standard Fannie Mae template...

Going forward, what is the best way to structure the partnership so we can 1031 exchange in the future?

You run the risk of the IRS classifying the property as 'personal use' if you rent the property for a lot less than FMV.