I have a few built 90-100 years ago that seem solid with no issues.

Looking to build a solid team over here if possible. 

This is not solid proof in either direction, however it will give additional context when discussing with the lawyer. 

If multifamily properties in your area are priced well, it might be worth moving forward sooner rather than later.Risk Tolerance: Since you’re the sole provider, it’s crucial to ensure you have a solid emergency fund to cover unforeseen expenses, especially during vacancies or repairs.Long-Term Goals: Think about how this investment fits into your long-term financial goals.

I'm an investor and Realtor in Toledo, and yes, it's a solid cash flow market up here, but I will echo what others have said and why not invest in Dayton? 

With a solid PM, its about 85% passive.

(I have tried AirDNA's free version and have gotten a rough estimate on revenue) Or any other ways to get a solid idea of the potential of the property to show to our potential investors?

You need a solid proven system to find the deals.  

@Brandon Croucier is giving you solid info on finding an experienced and honest mortgage broker who can shop your exact scenario both ways, with the rehab and without and break down the benefits of each with all fees so you can see an apples to apples comparison. 

Logically I can't make a solid business case to cancel them, as the cash flow is fine vs losing it all with a tornado.