Operation of a terminal which can be used with an account in a mobile network which provides communication services

A method for operating a terminal which can be used with at least one credit account with at least one account statement and/or with at least one subscriber's account with subsequent rendering of accounts with at least one account statement and which can be used in a mobile network which provides communication services, which terminal comprises at least one display device for the optical, acoustic and/or sensual reproduction of information and at least one input device for the optical, acoustic and/or sensual gathering of information, wherein the at least one account statement of the at least one credit account and/or of the at least one subscriber's account with subsequent rendering of accounts will be reproduced by the display device of the terminal at least after having made use of a chargeable communication service, characterized in that after having used a chargeable communication service of the mobile network by means of the terminal,

• a device of the mobile network sends a trigger message which contains information with respect to the costs of the used chargeable communication service of the mobile network
• to a server of the mobile network, which realizes a push service,
• the server of the mobile network sends an actualization Short Messaging Service (SMS) to the terminal, which triggers the terminal to address an inquiry with respect to the actual statement account of the credit account to the server of the mobile network, whereupon
• the server then triggers a push message to the terminal using the information of the trigger message,
• which push message contains information with respect to the at least one account statement of the at least one credit account and/or of the at least one subscriber's account with subsequent rendering of accounts, by means of a push service of the mobile network.