He became a billionaire through his investments in land lease communities starting in the 1980s;Bud Zeman, one of my best friends, bought his first park with a net worth of $25,000 in the early 80s.

., particular movie houses...http://www.click2houston.com/consumer/billionaire-...What do you think?

Even Donald Trump, with a starting grubstake of $58,000,000.00 and a billionaire father consignor ( of loans "only" up to $100,000,000.00), and working in his father's real estate business since the age of eleven (collecting the coins from the laundry rooms in his fathers apartment houses, where I first met him), saw the need for a quality education and attended and graduated from the University of Pennsylvania Wharton School of Business with a Bachelor of Business degree with a major in Real Estate.So the point is that education and experience are the necessary ingredients for a successful career in real estate investing.  

“Special tax breaks and loopholes in a corrupt tax code enable billionaires and powerful corporations to avoid paying their fair share of taxes while sticking the burden on the middle class,” Sanders said.

(Bloomberg) -- Real estate investors could be in for a shock if interest rates rise or demand in some markets continues to fall because “amateurs” are plowing money in at high prices, betting on rent increases that may not continue, said Tom Barrack, the billionaire chairman of Colony Capital Inc.

Look where billionaires buy properties, that's where I would go.

See Jay Z and Beyonce are just like regular Americans....except their mortgage is about $250,000 a month...They are reportedly billionaires but..I guess they wanted to lock in that low 4% interest.It would be pretty fascinating to see the financial records and income streams of some of these ultra wealthy folks.I wonder what type of real estate they might own besides personal residences if any. 

From middle-class married couples that just want to ensure financial betterment for their family to world-famous billionaires, people from all walks of life participate in the game of profiting in real estate. 

I had learned how to sell options, how to remodel my house, how  to day trade, how to start a self directed ira, I started a Physical Therapy clinic, mined bitcoin, made a few websites, I think I may have even learned how to raise chickens/honeybees/ and grow organic vegetables. 

REI can and should be part of that - you can and will lose money; but you also can and will make money, just as you will on stocks, bonds, ETFs, precious metals, bitcoin, INSERT INVESTMENT VEHICLE HERE.