You (or the purchaser or transferee) must complete Form CBS-1, Notice of Sale, Purchase, or Transfer of Business Assets. This business sale agreement template can be used as a binding document to govern the sale of a business to a new owner.Below is a list of forms and information that may be required to complete a Request for Proposal Response. Commercial Contracts Pro A Quick Overview CommercialForum and Commercial Brokers Association partnered to offer you an exclusive, commercial-focused forms. 1. Purchase and Sale. Purchase and Sales Agreements - Chicago Business Lawyer. A sales agreement is used to describe and track the exact details of quantity and cost of purchasing or selling goods, services, or real estate.