you’re ready to buy the business of your dreams. or it’s time to sell your business. a business sale agreement sets down the terms of the sale so you can make the purchase official. we’ll make it… read more you’re ready to buy the business of your dreams. or it’s time to sell your business. a business sale agreement sets down the terms of the sale so you can make the purchase official. we’ll make it simple for you to sign on the dotted line with our step-by-step instructions. buying or selling a business? a business sale agreement helps you define and agree to the terms of the sale. this includes the purchase price and the closing details of the transaction. having all the details squared away and in writing can help you get started in running a successful business. other names for this document: business sale contract, sale of business contract, contract for sale of business