A system and method for updating a plurality of subscribers served by a server. The system includes a server and a database coupled to the server. The database has link elements organized into a linked list. The link elements include a plurality of data link elements associated with data entries. Additionally, the link elements include at least one marker link element not associated with any data entry. The subscriber communicates with the server. The server steps through the plurality of link elements for updated entries, determines if each stepped link element is a data link element, formats the updated data associated with the data link element and appends the formatted data to an update message. The update message, at a specified time, is sent to at least one subscriber. In addition, a marker link element is inserted at a specified position in the linked list to indicate update of the linked list.