The property and improvements which the Seller is agreeing to sell and which the Purchaser is agreeing to purchase is known as. A New York commercial real estate purchase and sale agreement is a contract between a buyer and seller used to transfer ownership of commercial property.In this video, Ron Rhode will be going over the A.CRE Office Purchase and Sales Agreement free real estate template. Note: This form must be downloaded to your device in order to be filled out properly. It must be opened in Adobe Acrobat Reader.