If you buy shares in a company, you buy part of all aspects of the business. If you buy all the shares in the business, you own all facets of the business. A business sale contract is like a sales contract that documents the purchase of a business. The assets of a company or the shares of the company can be transferred. As a legally enforceable contract, this agreement ensures that the seller and buyer keep their promises and creates the opportunity to confirm the terms of the transaction. Both parties should clearly understand the outstanding debt and liabilities of the company at the time of the transfer, in order to avoid surprise invoices.. . . .