RE markets are efficient and based on numerous criteria. 

Smaller industrial properties have maintainedimpressive occupancy rates and rising rents for several years, and in recentmonths they have increasingly stood out as one of the best-performingcategories of commercial real estate.To learn which U.S. markets have the most acuteshortages of smaller industrial space, CoStar ranked the 60 largest U.S.markets based on the composite scores of three criteria: current availabilityrates for industrial buildings smaller than 50,000 square feet; the mediannumber of months on the market of 10,000-25,000-square-foot industrial spacesleased in the past 12 months; and the median number of months on the market ofindustrial spaces smaller than 10,000 square feet leased in the past 12 months.

I'm sure they price the product is based on the potential returns if an investor works the program diligently.

We look primarily at the property and the numbers to determine if it is a good deal.  90% of underwriting is based on the property not the borrower.  

Most military families choose to live in the city of the base they will be working on. 

It's great that you found a seller willing to accept seller financing now just cover your bases.

Zillow gave me a rental estimate which is based on 2-beds and rentometer did not include data for 1-beds since it was searching within 1-mile radius.Is it a good thing or a bad thing if there are no 1-bed 1-bath in the vicinity?

Focusing only on traveling nurses is limiting the client base.

But every other month we are at about $2000-3000 surplus.If we stay or buy a second home and rent 1st, the difference is about $1000 in our pockets.I don't want to make an untimely decision on buying home by missing some kind of interest rate change, based on short term financial struggles when 10's of 1000's of $$$'s could be made.

Based on what you have said above, I would recommend the Multifamily Bootcamp.