I've heard horror stories that it's usually impossible due to the "burden placed on the municipality" but could really never understand what that burden was... most people living in those units wouldn't be using the school systems so aside from maybe an increased volume in emergency medical situations I can not understand that statement? 

Toledo is great because it is experiencing a resurgence in its downtown corridor and has steady jobs in diverse industries (close proximity to Toledo Unersity, auto and medical manufacturing).

If that market doesn't work, find one that does.Here's a story that might help:"A man goes into the doctor's office. 

Medical expenses, as well, if they are huge, otherwise they don't matter.

Assuming the hospital will be a a big draw, these doctors, nurses, patients will be TIIIRED.

My long-term goal is to transition out of the medical field and into real estate investing full-time, but I’m unsure which path to take next.

They’d fallen behind on payments due to a prolonged medical emergency, and by the time they told anyone, they’d already received a Notice of Default.As someone with real estate experience, I thought I knew how this would go—either they’d lose the home or we’d try to do a short sale.

Co-living as a model is still underutilized in Chicagoland, especially in the near north and west suburbs, but the demand for affordable, flexible housing definitely exists—particularly near job centers, transit lines, and medical or university anchors.You’re absolutely right that finding a setup with two separate structures (SFH + coach house/ADU or legal nonconforming layout) is tough—but not impossible.

Triple Net (NNN) Commercial PropertiesIf you want ultra-passive income, look into smaller NNN deals - dollar stores, small office/retail with long-term leases, or even single-tenant medical.

Louis, MO – Class B/C neighborhoods can work well for BRRRsSoutheast:Birmingham, AL – Good mix of cash flow and appreciation, great turnkey inventoryColumbia, SC – Affordable entry, growing population, good PM optionsAugusta, GA – Military + medical rental base, steady returnsThese cities still offer purchase prices under $200K, with the ability to go all-in on a light rehab BRRR under $150K in some cases, perfect for your budget.2.