The monthly fee has been calculated to include the costs of maintaining of the mandatory stock, injection. The rates applied in calculations correspond with storage system operator’s tariffs and may alter in case of further updates or a change of the infrastructure costs for storage system operator related to offered Ticketing Service. The monthly fee does not include other payments provided in the contract. The monthly fee calculator was created solely for the purpose of non-binding estimation of the monthly fee for the Ticketing Service for the selected period of service provision. Calculator of the costs of the ticket service was created exclusively for the non-binding informational purposes and its outputs do not constitute an offer within the meaning of article 66 § 1 of Act of 23 April 1964 Civil Code.