(Subscription services) can be electronic.Logical formLearned from7 sentences. A subscription may be renewed.Logical formLearned from7 sentences. (Subscription information) can be for a (mailing list).Logical formLearned from7 sentences. Subscription can be to a service.Logical formLearned from7 sentences. Subscriptions may undergo a decline.Logical formLearned from7 sentences. A (subscription price) can be high.Logical formLearned from7 sentences. A period may pertain-to a subscription.Logical formLearned from7 sentences. A subscription can be to a periodical.Logical formLearned from7 sentences. A subscription may pertain-to a party.Logical formLearned from7 sentences. Subscriptions can be generalized.Logical formLearned from7 sentences. Subscriptions may undergo a management.Logical formLearned from7 sentences. Subscriptions can be to e-journals.Logical formLearned from7 sentences. A roster can be with a (subscription state).Logical formLearned from7 sentences. A subscription may be forwarded to a (list owner).Logical formLearned from7 sentences. An (authorization key) may be required for subscription.Logical formLearned from7 sentences.