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Following is a description of each activity in the subprocess, listed by the activity's display name.

Start (Node 1)

This Standard function activity marks the start of the process.

Buyer: Receive PO Ack Event (Node 2)

This event activity waits to receive the B2B Purchase Order Acknowledgement event message from the supplier. The activity must be completed within one day; otherwise it times out.

PO Not Acknowledged by Supplier (Node 3)

This activity occurs only if the Buyer: Receive PO Ack Event activity times out before being completed. This activity notifies the order requestor that the supplier has not yet acknowledged the purchase order. The message includes a 'Send' attribute that displays the purchase order number when the notification is sent.

If you display the property page of this activity node, you see that the activity is assigned to a performer whose name is stored in the item type attribute named Order Requestor.

PO Acknowledged by Supplier (Node 4)

This activity notifies the order requestor that the purchase order has been acknowledged by the supplier. The message includes a 'Send' attribute that displays the purchase order number when the notification is sent.

If you display the property page of this activity node, you see that the activity is assigned to a performer whose name is stored in the item type attribute named Order Requestor.

End (Node 5)

This Standard function activity marks the end of the process.

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