Larger retailers may be dealing with thousands of suppliers. The result is a constant flood of purchase orders, delivery receipts and invoices. Manual invoice processing means long handling times, lost discount opportunities and possible errors, all of which can have a significant impact on your margin. Labor-intensive AP processes may also create an inability to provide accurate reporting and forecasts. Moreover, matching data often consist of product numbers complemented by color and size dimensions, which means that a product number can occur in a number of variations.