| 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 category of business or product, such as in a yellow pages search, hear a recorded advertisement. The advertisements are selected from a databank, which may include any number advertisements categorized within the category associated with the service, according to selection criteria. After the advertising announcement is completed, the directory assistance call is processed as usual. The selection criteria can include the use of SIC codes.
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