Short answer is "yes" but for something like this you may be better off using an external program to populate the list as a cron job, and exits to prevent people from unsubscribing. -Chris Sent from my Verizon Wireless BlackBerry -----Original Message----- From: Bill Verity <[log in to unmask]> Date: Thu, 12 Apr 2007 15:41:59 To:Christopher Wilson <[log in to unmask]> Subject: Controlling list members via an exit Is it possible to manage subscribers through an exit? We'd like to update the list on-the-fly with an LDAP query. -- Police were called to a daycare where a three-year-old was resisting a rest. Bill Verity - 814-865-4758 Fax: 814-863-7049 215A Computer Building - Information Technology Services, Penn State University At the office - on my Mac, of course ;-)