Availability is maintained manually and can change between an app update and arrival at the counter. The fiscal price at the location prevails if an obvious app error occurs.

Member codes are personal, valid for 90 seconds and single-use. Fraud, receipt reuse and system abuse may lead to benefits being blocked, with a right to clarification.

Maintenance, connectivity or provider issues can temporarily interrupt features. The in-app inbox is the primary source for programme notifications.