Looking at the photos, those surfaces are totally serviceable and any change would be cosmetic in nature.I would let the tenant know that small cosmetic changes like decorations are fine, but larger or not-easily-reversible ones like painting a driveway need owner approval and would be at tenant cost.

Doing delayed purchase is a good option but using majority of the cash to get the project done, which is fine if you’re doing 1 at a time.

We have android phones and the mobile app works fine. 

Find yourself a good investor friendly agent and you will be fine! 

You don't evict people unless they are not paying rent, you simply give them notice with the legal amount of time required (which varies by area) to move out-more time is fine. 

This would be fine if she was moving out as well as it is easy and simple for you.

All joking aside I think door count is a fine metric.

There is a ton of free information and you could probably make it just fine without spending anything on education. 

From the bit of research I have done on Tallahassee for another investor, I would say LTR unless your fine with breaking even and low occupancy. 

I lived for free and did just fine waiting tables!