On Mon, 26 Nov 2007 11:58:26 -0500, [log in to unmask] wrote: >Listserv rejected the message thinking it might have been a command. OK >is not a vailid command (at least not listed on REFCARD). OK or OK someword is a valid LISTSERV command as the first line of a message (beginning blank lines are skipped). This is the email response to an OK/Confirmation request. It is not listed in REFCARD and also not listed in Site Managers Manual Appendix A, or Chapter 6, but it is a valid command.