>The syntax
>
>   Send= Private, Moderated
>
>is not recognized by LISTSERV, but is there another way to do this?
>What I want is:
>
>- Postings from non-subscribers receive a rejection message (which hopefully
>   can be edited in the MAILTPL file)
>- Postings from subscribers are forwarded to Editor for approval.
>
>The manual only mentions a "Semi-Moderated" option, but this seems
>risky to me.

Also, it doesn't do what you want  :-).  Try this:

        Send= Private
        Default-Options= Review

and issue a

        QUIET SET listname REVIEW FOR *@*
--
Jacob Haller, Technical Support, L-Soft international, Inc
  LISTSERV (R) is a registered trademark of L-Soft.
   Support is available 9:00-18:00 ET, Monday-Friday
    except on the following holidays:
     http://www.lsoft.com/products/default.asp?item=holidays