The CancelDelivery() method is a way to cancel fulfillment of a letter still not delivered to the postal service. Cancellation may take up to a few minutes to succeed. If funds were deducted from the account, they will be refunded immediately.

Formal Definition


Property Type Comments
Username String As provided during registration
Password String As provided during registration
ID int Matches the ID provided as the response to the original Web Service request.

Output: CancelDeliveryResponse

Structure: CancelDeliveryResult

Element Type Comments
CancelDeliveryResult int Result code for this Web Service request. Possible result codes appear in the Web Service Result Codes list