I want to systematize my search process now, so I can teach my team in the future.

Find a course/job/mentor to teach you the things you want to learn.Lucky for you, you're in construction.

I am willing to work for free and help in any way I can if they can just teach me what they know. 

In my day job I work with a lot of small business owners and I really enjoy seeing the impact they can make on their community and the leg up they can give their own children by teaching them aspects of the business regardless of whether they follow in their footsteps.If  you are in the Quad Cities area I'd be happy to meet with you and learn more about this industry.

Property management is a great path when learning to deal with tenants, properties, and problems in Real estate that can teach you valuable lessons, as well as finding potential Owner/Seller Financing deals much easier.  

Maybe get a contractor that would be willing to teach as well as do the work.

These gurus charge hundreds for teaching Sandwich Lease investing or how to use a real estate calculator.

I am interested in learning as much as I can so I can teach my son.

Also, check out an investor by the name of Chris Bruce who teaches/coaches/mentors about the subject too.  

Grant Cardone Teaches that we live in world of abundance not scarcity, and this include knowledge.