The purpose of the CISG is to provide a modern, uniform and fair regime for contracts for the international sale of goods. Partial shipments are acceptable and will result in partial invoices.STANDARD GENERAL TERMS AND CONDITIONS – INTERNATIONAL PURCHASE ORDERS ISSUED IN CONNECTION WITH A NON-U.S.. The Convention applies to contracts of sale of goods between parties whose places of business are in different. We help businesses understand and adhere to the myriad rules governing cross-border trade, including customs regulations, export controls and sanctions laws. Underlining her financial skills and knowledge of real estate markets, Victoria has a degree in International Business and Marketing. About Trade and Markets. Where software is sold over the Internet, is this a sale of goods contract and, if so, where are the goods delivered?