A bulk sale is a sale outside a seller's normal course of business and generally involves a large portion of a business' assets. Identify the parties involved in the transaction. 2.Clark requires suppliers to receive Purchase Orders and submit Invoices electronically either via Coupa Supplier Portal (CSP) and cXML Transmission. 1. Before Selling the Business (for the Seller) Financial Information and Valuations Ensure that all relevant business and financial information is up to date. Instructions for completing the paper listing form are on the form itself. 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. At Clark, Cornett and Smith, we work with owners of small businesses who are selling or buying a business.