A method and system for dynamically providing a composite source information report whenever source information of a composite object is updated. The system includes a subscription handler for receiving a subscription request and generating a subscription query, a means for determining whether source information of an element in a composite object has been edited (added, deleted and/or modified), a source information determining handler for automatically determining source information of an element in a composite object and a composite source information report generation handler for generating a composite source information report and providing the report to users. The system further comprises an authentication handler, an editing handler, an editing monitor, a source information recording handler, subscription source information retrieving handler and a server database.