1.Customer Identify-
•Customer is not authenticated prior to logging-in
2.Items Ordered-
•Incorrect or incomplete item number is entered
•Items ordered are out-of-stock or no longer available for purchase
3.Customer Credit-
•Orders are processed for customers who are not credit-worthy
4.Order Information-
•Sales order and sales order line totals don’t reconcile
•Customer returns item(s) for a refund