A business purchase agreement in California includes details such as the business location, assets, liabilities, and any debt owed during its ownership. The easiest way to create a Business Purchase Agreement is to use a template that is customized to your state.Business Bill of Sale: This document outlines the sale details, including the purchase price, assets included, and any warranties or guarantees. A business purchase agreement is a legal document used to set the terms and conditions of a business sale between a buyer and a seller. This agreement includes specifics such as purchase price, the scope of the sale, payment arrangements, and more. This Purchase Agreement includes terms and conditions necessary to complete the transaction, including assignments of leases, contracts, licenses, and other documents. Need help selling or buying a business? Romano Law's team provides buyer due diligence, contract negotiation, seller preparation, closing assistance, more.