What are the typical operating events in the acquisition payment business process no matter the type of good or service being acquired?

In the acquisition payment business process, typical operating events include requisitioning, where a need for goods or services is identified and a purchase request is created. Following approval, a purchase order is issued to the supplier, who fulfills the order. Upon receipt of the goods or services, an invoice is generated, which is then matched against the purchase order and delivery receipt for verification. Finally, payment is processed to the supplier, completing the transaction.