摘要 |
The invention relates to a method of changing a balance of a subscriber (MS 1 . . . MS 6 ) belonging to a subscriber group (G 1 , G 2 ) of a telecommunication network. The invention comprises forming at least one subscriber group (G 1 , G 2 ) comprising two or more subscribers (MS 1 . . . MS 6 ), forming a prepaid balance for each subscriber (MS 1 . . . MS 6 ), which prepaid balance is charged when services of the telecommunication network are used, and determining at least one subscriber (MS 1 . . . MS 6 ) in the group as a master subscriber, who has a right to carry out money transfers ( 3 - 14 ) between the prepaid balances of the members (MS 1 . . . MS 6 ) in the group. |