Here is an example of what a business purchase agreement might look like. Use a Business Bill of Sale to set out the terms for the sale of a business and transfer the ownership and all assets to the buyer.Key facts about business asset purchase agreement (APA) and sample template for asset sale in Florida and explanations about what should go in an APA. TAX DISCLOSURE: Florida Statute, 212.10, governs the sales tax liability of parties involved in the sale or exchange of business assets. A wellwritten sales contract covers all elements of a transaction and includes remedies should the deal not go as planned.