A (presence agent) may receive a subscription.Logical formLearned from2 sentences. Subscriptions can be affected.Logical formLearned from2 sentences. A subscription may receive treatment.Logical formLearned from2 sentences. A subscription may be handled by a (presence agent).Logical formLearned from2 sentences. A (presence agent) may receive subscriptions from watchers.Logical formLearned from2 sentences. A (presence subscription) can be regular.Logical formLearned from2 sentences. Elements can be applicable to a (subscription model).Logical formLearned from2 sentences. User may be assigned for a subscription.Logical formLearned from2 sentences. A parameter can be to a (subscription command).Logical formLearned from2 sentences. A filter may be associated with an (event notification subscription).Logical formLearned from2 sentences. A session may be associated with a subscription.Logical formLearned from2 sentences. A user can be with a subscription to operatorxyx.com.Logical formLearned from2 sentences. A check may be performed with a (subscription profile).Logical formLearned from2 sentences. Subscriptions may be related to (conference lists).Logical formLearned from2 sentences. Subscriptions can be for libraries.Logical formLearned from2 sentences.