FIELD: systems including a wireless device capable of monitoring and tracking its own usage and account activity.
SUBSTANCE: in accordance to the invention, wireless device includes accounting application and application for settling service accounts. Accounting application tracks a set of accounts together with applications for settling service accounts and is used by a client to determine how to pay for each call/transaction. Wireless device client may pay for business calls, using first account, and for personal calls, using second account.
EFFECT: increased flexibility when controlling expenses for each account.
5 cl, 4 dwg
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