We've included a lengthy, typical NYC real estate purchase contract geared towards new development for your review below. Seller should assume Buyer will usually find some basis to do so, hence may seek an increase in the Deposit in exchange for the extension.The property and improvements which the Seller is agreeing to sell and which the Purchaser is agreeing to purchase is known as. Seller shall sell and convey and Purchaser shall purchase the property, together with all buildings and improvements thereon (collectively the. THIS PURCHASE AND SALE AGREEMENT (this "Agreement") is made as of this ____ day of.