Set problem child to REVIEW e.g., QUIET SET listname REVIEW FOR [log in to unmask] This allows the list-owner to "moderate" just that single subscriber's e-mail. Furthermore, depending upon the frequency of new e-mail subscriptions, you might consider * SUBSCRIPTION= BY_OWNER If your dialog with problem child continues to be fruitless, you might consider escalating it with his/her management or ISP. As always, please make sure your Welcome file is explicit on such matters. /Pete Weiss -- Penn State