I am familiar with how to view all assessors info, search deeds and recorded documents/etc per jurisdiction, and I do (enjoy) actual in depth recorded document/ research in person at the county offices too of course.  

Many people on this site only are interested in a specific geography.What type of product are you looking for? 

What type of investor are you?

I think the other discrepancies are likely from these inputs:-closing costs at 5% would be too high for this type of home. 

The deal also involves a sale-leaseback condition.I'm trying to understand if a 10% cap rate is considered high for this type of property.

What made you interested in investing in this type of deal?

I typically am working with suppliers of red iron beams, but I would imagine suppliers would still have something.https://www.engineeringtoolbox... is a great free resource for information on different types of materials.Hope this helps at least some!

Once you figure out what type of property you are looking for, laying out the repayment period for investors will help as well.

County records and software listings typically provide the total square footage based on documented measurements, which in this case is 1,795 sq ft.The discrepancy arises because the seller claims the downstairs, used as a business space, is also 1,700 sq ft, making the entire property 3,500 sq ft.

What made you interested in investing in this type of deal?