| 主权项 |
1. A method for billing expenses related to communication between a calling party and a receiving party, the method comprising:
receiving, at a telephone switch, a billing code from a calling party during the communication; allocating expenses of the communication, which expenses are unrelated to telecommunication services, to an account of the calling party based on the received billing code, the expenses unrelated to telecommunication services comprising professional service fees of a professional participating in the communication, the professional service fees calculated by multiplying a billing rate of the professional by a duration of the communication; allocating expenses of telecommunication services based on the received billing code, the additional telecommunication services including two or more services selected from the group consisting of minutes used for calls, text messages, chats, and Internet access; and generating an invoice for the calling party, the invoice specifying the expenses and the billing code. |
