You can terminate your contract with Smartum and cancel locations through the online service with the role of Service Provider Manager.
If you want to terminate the entire contract, go to "Customer Information" in the left menu and click "Terminate Contract."
Set the contract end date, which can be no earlier than the current day. After the specified date, you will no longer be able to accept Smartum's payment instruments.
If you want to terminate only a location, go to "Venues" and click the red cross next to the desired location.
Set the location end date, which can be no earlier than the current day. After the specified date, the location will no longer be able to accept Smartum's payment instruments.