In addition, a buyout agreement can also limit a partner`s ability to offer or exchange goods without the agreement of other business owners. Some of the events requiring a buyback agreement are buyback agreements, also known as buy-sell agreements, used in many types of business structures, including limited liability companies, limited liability companies, limited partnerships, and general trading companies. In a small private business, a buyback agreement may restrict or limit a shareholder`s ability to sell or transfer shares when they leave a business. In addition to controlling the ownership of the company, purchase and sale contracts represent the means of assessing the value on the part of a partner. This may have uses outside of the issue of buying and selling shares.