| 摘要 |
PROBLEM TO BE SOLVED: To easily and reliably provide information that is suitable to a user by applying an information providing method in the case of providing a commercial in a vanue, for instance, movie house, etc. SOLUTION: The identification information of an individual is acquired form the card 7, etc., of the user 3A, the attribute of a group is decided by accessing a data base 5 with the identification information as reference, and information appropriate for the group is provided according ot the decision result D2. |
