Where can Failed Transactions be reviewed? Follow Failed transactions can be reviewed in Vendo BackOffice under Sales -> Transactions Please use the comments section below to ask any additional information. You can also contact us at firstname.lastname@example.org Related articles My access to the Vendo Back Office is blocked. Where can I resent my credentials? What Payment Methods/Types does Vendo offer? How do I integrate Vendo in NATS? Is it possible to show a specific prejoin template to a specific traffic source with a parameter? Can I receive email notifications upon sales?