After several years of this method, a spot check of total balance due from my schedules differed quite a bit from the mortgage lenders’ balance due.

I recently saw a video on no-money real estate investing and I'm really pumped but I also want to be realistic and a good fit for my future real estate partner.Here's the link to that video if you're curious:There’s always money available IF1- The deal (investment) is VERY good, significantly better than the average deal2- The risk is lower than similar deals with the same investment return3 - The money partners are able to be totally PASSIVE - because the deal maker (sponsor) is experienced, educated, and honest.So, there are numerous ways to start, with some having a much greater chance of success than others.  

We want to sell it to our nephew (who has had use of it for several years and owns the adjacent property) for $150,000 (well below market value) with us financing the loan.

This may be because the contractor was chosen incorrectly, but to say this is not a risk is naive. 

I wouldn't look at intel as what drives columbus. it's a great project but there are several other $1 billion + mega projects here 

It seems like you are out of state, so if you go to facebook and search for "Ohio Real Estate Investors" or something similar to that you will see several real estate group pages.  

This is a single- family property.Absolute minimum: once a year, even for the greatest tenant on earth.I recommend twice a year for tenants with pets or higher-risk tenants.

If they still want to roll the dice, then they must accept the risk and pay the right people to handle the eviction properly.

As for a potential risk,  Flood insurance is an ever evolving risk, consult with a good insurance agent on the ins and outs of flood. 

It is a matter of risk tolerance.