A business purchase agreement is a legal contract specifying terms for buying or selling a business, including conditions and obligations. How do I fill this out?To fill out this document, first gather all required information such as your company details and insurance information. The general rule is that contracts are freely assignable and can be transferred from one party to another. There are, however, exceptions to this general rule. This guide will help you understand how to fill out and sign a business purchase agreement template so that everyone's best interests are protected.