It's essential to talk to an attorney quickly and seek advice before moving forward.

I would recommend calling a few construction/ fence/ light companies to get some ball parks.

*Has any recommendations for the best way to estimate what I can sell the second land lot for once I'm done with the easement road?

Whenever someone has a situation requiring specialized real estate expertise and I recommend they retain a professional with the CRE designation as a consultant, they inevitably ignore my advice and instead hope to obtain “free” consultation.  

I'd also love to hear about your journey in real estate and how you got started.To be clear, I’m not seeking funding, employment, or any commitments from you.

I recommend having an attorney review the agreement offering circular / PPM and walking you through it. 

I'm a starting investor based in Austin, TX. I currently have a couple of investment properties in College Station and am looking to expand my portfolio. My main goals are to find properties that offer good cash flow ...

If your seller files bankruptcy, the Trustee will probably seek to have your interest subordinated or invalidated. 

If you don't have a bucket full of cash, i'd recommend doing a couple fix and flips at first.

Did you work with any real estate professionals (agents, lenders, etc.) that you'd recommend to others?