RE's super power is equity over time.

Equity is it's chief super power. 

I looked at something similar about a decade ago which was some camping log homes in upstate maine which was a beautiful place but the place did not have power (only generator) and heat was via fireplaces.

Most sponsors who have actually survived multiple real-estate cycles, say that simple staying power through inevitable downturns is the most important key to long-term success.

If you're investing out-of-state, you're really going to want the buying power and reserve cushion that 100K gives you.

One tool I already have is PropStream, which I know can be incredibly powerful.

If you co-sign, the loan will consider both your incomes but also both credit scores, so her credit could impact the terms or buying power.

If you desire to get it by all means go for it - knowledge is power - but thats knowledge you pay for that may or may not pay off for you.  

house hacking is a powerful way to get started.

There are cool new chargers that plug in right behind the power meter.