Use a California business purchase agreement to record the sale of a business. Download your free template today.What provisions should be in the purchase agreement? If it's an asset sale, list the specific assets and liabilities included in the sale. This can include equipment, inventory, contracts, trademarks, and debts. The contract will state the date at which the final transfer of ownership and possession of the business will occur, and when the seller will get the money. In an asset sale, the new owner purchases the business's physical assets. The seller retains all rights to the legal entity. Many Buyers will require that a sale be structured as an Asset Purchase in order to avoid responsibility for prior liabilities or expenses of the business.