I doubt you'll make 11% with the S&P, but it is probably still your best bet.

Also, what’s the best way to ensure the area is safe and desirable for tenants?

Be safe. 

I wouldn't bet my life on 50%, but I would bet they are more problematic than the typical long-term renter.

That $2M would be worth $100K on a safe 5% withdrawal rate at that time.

It stops nonsense before it starts and keeps your property safe (and your sanity intact).Hard on Paper, Soft in PracticeMy lease was stricter than a middle-school dress code: no overnight guests, no smoking anywhere, and quiet hours that would make a library blush.

I bet both Columbus and Cincinnati made the list. 

Most likely raising funds from passive investors would utilize a Reg D 506 b or c safe harbor exemption from registration.  

Look for safe accounts that pay good interest or dividends to grow your security.

You could certainly reach this demographic, but it could also cost you substantially more than the return.For the money, your best bet is probably a dedicated website for your property with the key words that you want to convey.