A developer entered a contract with an investment company for the purchase of real estate. The land in question is divided into two lots - Parcel 1 and Parcel 2. After the transaction closed, a dispute arose as to whether both parcels were included under the Purchase and Sale Contract and whether both parcels should have been included in the legal description attached to the Warranty Deed. If a suit were filed (by either party), which of the following would be LEAST relevant to resolving the dispute?