The property and improvements which the Seller is agreeing to sell and which the Purchaser is agreeing to purchase is known as. AIA Contract Documents are the most widely used standard form contracts in the building industry.Create your free account and get personalized document recommendations for your needs and buy your documents in minutes. We've included a lengthy, typical NYC real estate purchase contract geared towards new development for your review below. The City of New York has issued a new Standard Construction Contract. The new Contract, which is incorporated in this bid, is different from the 2013. Save resources with PandaDoc's free architect agreement template. Quickly create binding agreements that outline your responsibilities to your clients. This core group uses the resources available through professional and service contracts to deliver a broad range of capital construction services. The document provides a template for a letter of agreement between an architect and client for architectural interior design services.