Developer's Guide

PayPal Express Checkout Transaction Processing
PayPal Express Checkout Transaction Parameter Descriptions
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62 Website Payments Pro Developer’s Guide
Pending Payments. If the Do Express Checkout Payment PENDINGREASON response is a
value other than none or Completed, the payment is pending. Typically, the customer has paid
with an eCheque. In such a case, funds are not guaranteed, and you should not send or deliver
items or services until the payment has successfully completed. To find out the status of a
pending payment, sign up for PayPal’s instant payment notification service (IPN). You can
also check the status using PayPal Manager. See PayPal Manager Online Help for details.
Void Transaction Parameters
In addition to the parameters required by all transaction types described in Chapter 3,
“Creating a Simple Transaction Request,” and the Void transaction parameters described in
Chapter 4, “Performing Direct Payment Credit Card Transactions,” the following NOTE
parameter can be used in PayPal Express Checkout Void transactions.
Delayed Capture Transaction Parameters
In addition to the parameters required by all transaction types described in Chapter 3,
“Creating a Simple Transaction Request,” and the Delayed Capture transaction parameters
described in Chapter 4, “Performing Direct Payment Credit Card Transactions,” the following
NOTE parameter can be used in PayPal Express Checkout Delayed Capture transactions.
TABLE 6.8 Void transaction optional request parameters
Parameter Name Description Required Type
Max.
Length
NOTE An informal note about this settlement that
is displayed to the customer in an email
and in the customer’s transaction history.
No String 255
T
ABLE 6.9 Delayed Capture transaction optional request parameters
Parameter Name Description Required Type
Max.
Length
NOTE An informal note about this settlement that
is displayed to the customer in an email
and in the customer’s transaction history.
No String 255