The service has no regular maintenance hours' practice, but the maintenance is carried out as soon or as often as it is functionally justified. The availability guarantee concerns the service throughout the entire period, and the Supplier is responsible for ensuring that the downtime required by the maintenance measures remains within the framework of the availability guarantee.</p> <p>If the availability level is not achieved, the Customer is refunded the amount corresponding to the duration of the downtime multiplied by 50, however, no more than an amount corresponding to one month's service fee. Refunds of less than 10 euros shall not be paid.</p> 8. Service error <p>The service is considered to have an error, if it differs from the features determined in the agreement, order confirmation or service description, subject to the fact that the deviation effects the use of the service.</p> <p>The Supplier aims to deliver a highest quality and error-free service.