I’m looking to buy some single or multi family units for long term rentals that would provide at least a moderate degree of cash flow.  

Mary's Strip, and several universities (SACC, Trinity, UIW, etc.). 

Also most universities have some kind of housing office that can point students to common rentals as well as on campus recomendations.

Establish your budget, the kind of property (duplex, triplex, or fourplex) that interests you, and the degree of property management participation you desire.2.

My medical degree to diagnose my illness being due to mold came from a Cherios box- it was on the back of the box I just cut it out and pinned it to the wall."

One can't just do a conversion like that at will, commercial is not a singular universal designation. 

Although, as mentioned at the top, the pull chain switches are often a weak spot, however they are often easy to simply replace with an inexpensive, universal replacement switch from the hardware store.

But what a lot of people don't talk about when discussing the Cleveland real estate market is how much they're building up the downtown Cleveland and University Circle areas. 

There can be financial/business reasons for having a separate management company, but most create the management LLC's and believe collecting rent through a separate LLC shields them from liability by creating a degree of separation which is not the case. 

My wife has a formal degree in design where whe loves creating floor plans and building/renovating homes.