Our Phoenix business attorneys draft reliable buy-sell agreements for companies throughout Arizona. Call us at 866-696-2033 or contact us online today.A BuySell agreement can help all business partners determine what will happen in case of certain circumstances. In this guide, we will explain what buying out a business partner means, how to prepare to buy out a business partner, and more. If you have questions after reading the Instructions, please call 602-542-3026 or (within Arizona only) 800-345-5819. Shares Authorized Attachment form C087. What are the key features of a share sale and purchase?