Go to Exhibitors > use the search text box or 'Advanced Search' option to find the Exhibitor/Company you want to edit
Click on the name of the Company
Click on the 'Company Ready Room' button
Scroll to the 'Order Summary' section and click on the 'OrderHistory' button
Locate the Order Number you want to cancel and click the 'Cancel Order' button
Check the box to confirm you want to 'Cancel' all items for the order, enter a 'Canceled Reason' (e.g., budget issues), and click 'Submit'
NOTE: You can add an 'Adjustment Fee' or cancelation fee to charge the Exhibitor for canceling. It will be applied to the original Order Number and any existing Payments will be applied to the fee.