Its doable, I've done it many times.   

If I were 19, I’d work for a multifamily developer or an big time investor.

I am currently in the process of identifying land for a purpose-built residential assisted living and memory care facility in Houston, TX.

I think they contain solid information and will help lay a good foundation as a beginner (Haha, I'm completely new to real estate as well, btw)I'm also going to be reading the following books, and hopefully I can finish all by the end of this month:1) The ABCs of Property Management2) The Advanced Guide to Real Estate Investing3) Long-Distance Real Estate Investing How to Buy, Rehab, and Manage Out-of-State Rental Properties (this might be the most important one to me personally)4) The Book on Investing in Real Estate with No (and Low) Money DownIn addition to reading, I'm consuming crazy amounts of youtube videos, and I'recommend you do this as well.

Just let me know when you have some time and we can talk.

It’s likely the GC will subcontract the concrete work to a specialist while they focus on managing the permitting process and ensuring everything is done to code—especially if there are ADA requirements involved for the ramp.Let me know if you need help navigating the process or any tips for working with contractors.

Thanks There's never any guarantee you're going to get 100% of your own cash back out of the house especially in a short time frame.

I'd say start the process of securing your HELOC if you havn't done so and spend time analyzing deals and determining what type of investor you are looking to be. 

Once upon a time they tried just camping out on properties for extended time periods.

We would have preferred to work with them within reason to make it a quicker and easier process.