Ben Parker said: >The other way to avoid having to renew is for list members to PARTICIPATE >in the list by posting. Each time they post the 'clock' that measures the >Renewal period is reset to 0. Active participants will never be asked to >renew, they do automatically by participating. You can use the Probe >command to check for bad addresses. This sounds great and I would like to do it, but I can find nothing in the listowners manual on how to implement it. Can you give me some guidance? Marilyn Knapp Litt incountry-women-list railroad-retirees-list