1. Vendors can exchange invoices, purchase orders and other documents with Wal-Mart electronically. 2. Planning permission has been granted and compulsory purchase orders have been approved. 3. For example, a buyer sends a purchase order with its own terms. 4. In 1962 the land was subject to local authority compulsory purchase order . 5. Currently, the sanctions committee and the oil-for-food program review Iraq's purchase orders . 6. In a city on edge, even a purchase order can be provocative. 7. Suharto retaliated by cancelling purchase orders for American F-16 fighter jets in 1997. 8. Instead, most use a cumbersome, paper-based system involving purchase orders , invoices and checks. 9. In purchasing, she may be responsible for all the purchasing orders . 10. "No bank will recognize just one purchase order , " he said.