The OP follows in the same interest as the previous property owner since she has become the 'new' property owner.The rule draws distinction among certain fields of data which may be available to certain parties while excluded to other parties.   

I have a pretty well tested system for reverse engineering vacant property owners. 

I work full time outside of real estate, so for now I am just dipping my toes in to test out the waters.

@Anthony SimboliYou can go to ASHI.org and search for a certified one, they passed a battery of tests to become certified and follow a code of ethicsPaul

Your individual experiences are one data point.

Many charge if you want a lot of data in machine readable format.Also try "county assessor". 

Testing has shown that hand written gets more response.

It hasn't gone on the market yet so the seller is thinking he can test the market at 400k for the summer or possibly sell it to a historical foundation which I think would take a year to deal with and probably won't fly.I want to present a seller financing option considering that the brother's don't have a mortgage on the property.

We are testing a few different ones.

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