Can anyone offer suggestions on where to find or create the documents?

They will contact him and give him documents to look over.

Further, the claim may have been avoided if the listing agent had the buyer sign a separate document that specifically disclosed the discrepancy in the square footage, provided that the buyer was not relying on the listing agent’s representations, and recommended that the buyer retain a professional to measure the square footage.

@Sam Fivey,In there's verbiage in his lease or some other document to support his claim, it should be enforceable in court.

We closed at a title company using all standard documents and they had a couple of names of good escrow places locally.

I put together a detailed scope of work and a bid document for the contractors.

In fact, how can any person in business come to that conclusion.I shall document it and decide how to handle it.

They don't want the hassle and expense of an evection any more than you do.Get as much documentation as possible to explain to explain to a new landlord.  

This subject came up because getting witness signatures on digitally signed lease documents isn't easy.

The judge would not even look at the documents and said the documents won't change anything since they claim equitable interest.