| 摘要 |
A service providing device, program, method and system. The service providing device receives, from the different service providing device, an additional information piece including at least one of: (i) advertising information to be provided to a user of the different service, and (ii) a terms of use agreement for the different service. This allows the service providing device to output or provide, to the user, advertising information and/or terms of use agreement associated with the different service, simultaneously with providing a separate new service by using the different service.
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