Would you personally intentionally go out and do this?  

If the house is older than 15 years old and an ADU is added, it can become rent controlled.

He’s not a pushy salesman, and I’ve got a business partner who has worked with him for the last 10 years without any issues.As for your situation, I wouldn’t say it sounds like a Ponzi scheme, but I’d strongly recommend meeting with the fund sponsor in person and asking as many questions as you can.

Quote from @Andrea Lucarelli: I’m interested in beginning my REI career with purchasing a SFH or condo in Cleveland area (safe neighborhood) to list as a furnished rental for travel medical professionals, supply corporate housing needs, or house temporarily displaced families for insurance companies.  

I’m the last person who should complain about grammar, but these are yellow flags, at best.

I'm thinking about investing into section 8  housing in STL and I'm new to this game.

I personally like Alabama and Tennessee a lot, depending on what specific area you're looking at.Look for Class B or C properties in stable rental markets, particularly single-family homes or duplexes.

About 2 years ago I bought a house near the ocean, which had a barrel-tile roof.

I personally like the buy-and-hold strategy and we help clients who share this long-term, wealth building mindset. 

I only spoke with one person so far and they scheduled for more information gathering/ rental investment calls from them this upcoming week.