As I have grown my portfolio, it has gotten more complex and there are just too many changes in tax code to go it alone.

I work for a large organization and submit travel expense reports all the time.

It is well organized in chapters and details are well explained with examples!

From there after you've got a few deals under your belt your business will organically progress into other areas of interest and you can go from there. 

CCIM introduces below the NOI line analysis taking into account debt and taxes since individual investments are based upon below the NOI analysis as each investment/investor is different.Both organizations provide a wide variety of courses that can help grow your knowledge of a variety of topics depending upon your educational interests.Another CRE appraisal educational option is the American Society of Appraisers but I don’t have any personal experience with those courses.

It was started whether I wanted it or not, and it was good to have it and I recognized that, but now it is very hard to resolve not having access to money I've invested and that has grown simply because I'm not of a certain age.

What you are referring to is if you structure your LLC as an S-Corp, the net profit of the organization flows through to your personal tax returns and is taxed at the personal income rates. 

You will file your Articles of Organization there and pay a filing fee.

The speaker touted an organization called  Novogradac as a good source of information about Opportunity Zones.

And if you don't have a well organized sales and marketing delivery system.. you probably are not going to sell for top dollars.