CONTRACT OF SALE – OFFICE, COMMERCIAL AND MULTI-FAMILY RESIDENTIAL. PREMISES. Basic business terms appear only in the first few pages.Less important terms appear later. I want to show you how to do this simple contract there is a simple contract in transaction desk that you can use for a commercial deal. A short form purchase and sale agreement for commercial real property located in New York State favoring the seller. Schedule A. Description of premises (to be attached). Interstate Waste Services is one of the nation's fastest growing and most innovative waste collection and recycling firms. Letitia James is the 67th Attorney General of the state of New York. Letitia is the chief lawyer and law enforcement officer of the state of New York. Interstate Waste is one of the nation's fastest growing and most innovative waste collection and recycling firms.