Purchase Agreement: This comprehensive contract details the terms of the sale, including payment structure, contingencies, and other specifics. A North Carolina commercial real estate purchase and sale agreement creates a legally binding contract for the purchase of commercial real estate."Facilitate business acquisitions with our Letter of Intent template. North Carolina business law attorney Donald R. Fuller will draft and review purchase and sale agreements to protect client interests. A business purchase agreement is a legal contract specifying terms for buying or selling a business, including conditions and obligations.