contains a structured description of the place, the name of a person/organization and the date related to the sending/receiving of a message or any other action related to the correspondence describes the nature of the action information concerning the sending or dispatch of a message information concerning the receipt of a message information concerning the transmission of a message, i.e. between the dispatch and the next receipt, redirect or forwarding information concerning the redirection of an unread message information concerning the forwarding of a message Adelbert von Chamisso Vertus