| 摘要 |
The current invention is a system for providing telephone directory assistance service in which a telephone user calls to the system and the system will, based on the requested number or type of service, hear a recorded advertisement. The advertisements are selected from a databank, which may include any number advertisements, according to selection criteria. After the advertising announcement is completed, the directory assistance call is processed without charge to the customer. The selection criteria can include the use of SIC codes.
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