An initial distribution list is dynamically modified using criteria determined from the current entries in the list. After an originator generates a distribution list and prior to submission of the message to entries on the generated list, the method of the present invention examines the entries in the...http://www.google.de/patents/US20090182820?utm_source=gb-gplus-sharePatent US20090182820 - METHOD FOR AUTOMATICALLY MODIFYING ELECTROINIC DISTRIBUTION LISTS USING PREDEFINED RULES