Exactly what i was looking for The other commentators have added a lot of good info and value - I would chime in though one thing to look at closely is the property type - is it a true "log cabin" or more of a single family residence with "Cabin style" finishings?  

We seem to have a strong (but faulty) bent towards following prognosticators, for better or for worse. 

While we both have strong W-2 incomes, the large number of properties I own has made conventional lenders and agents caution that securing a loan for our primary residence could be a highly complex process.I’ve consulted with some local banks I work with, and one has expressed potential interest in financing our primary home.

As a CPA, I would strongly advise you have a balance sheet kept, somewhere. 

If there is one thing I would do different is: I would invest Out Of State in markets that had sustained growth, strong job numbers, were safe and desired, and had favorable Landlord laws. 

For LTRs, prioritize markets with population growth and strong job markets.Wherever you choose, work with an investor-friendly agent who knows the local market and can help you analyze deals.

Grow steady and have a strong foundation.

I came back to Ohio and started working for a construction company, and have been there since. (2017) Currently I manage an asphalt plant for them in Columbus.I haven't done a ton of real estate investing, but have a strong understanding of construction, and project management. 

Since you have no contract, there is nothing that says you do not have to pay if you are not satisfied, and your spreadsheet would seem to indicate you owe him the money.Similarly, since you paid him for previous work on the spreadsheet, and the spreadsheet shows you owe him for additional work, your argument is not very strong.

This can lead to consistent limit increases every quarter, which opens up even more opportunities for growth.Having good rapport or a strong relationship with a credible accountant to help simplify and oversee this process is an amazing idea and highly recommended.