1. Open the Purchase Order and select the Receipts tab
    2. Click New Receipt to add a new receipt, or open an existing receipt
    3. Highlight the Line # for the item to be canceled and click Open
    4. Select Cancel from the Action drop-down menu
    5. In the Quantity field, enter the quantity to cancel
    6. Enter a Post date and click OK
    7. Click Save and Close
    8. Close the purchase order