+=head1 METHODS AND FUNCTIONS
+
+See L<Business::OnlinePayment> for the complete list. The following methods either override the methods in L<Business::OnlinePayment> or provide additional functions.
+
+=head2 result_code
+
+Returns the response reason code (this is different than the response code).
+
+=head2 error_message
+
+Returns the response reason text.
+
+=head2 server_response
+
+Returns the complete response from the server.
+