IIRC, LISTSERV Classic always removes duplicates (even when Maestro does not) and LISTSERV HPO leaves the duplicates in place. I think it wasn't explicitly designed as such, but is a side effect of the different sorting algorithms used by Classic and HPO. -- Liam ############################ To unsubscribe from the LSTSRV-L list: write to: mailto:[log in to unmask] or click the following link: http://peach.ease.lsoft.com/scripts/wa-PEACH.exe?SUBED1=LSTSRV-L&A=1