On Tue, 14 Jun 2005, Michael Walsh wrote:
>
>We have a list owner that wants to know how many subscribers actually
>open the email that is posted to a particular list.  I suspect it is
>like the "receipt" option in MS Outlook.  Is there an option in LISTSERV
>to perform this function?

There's no reliable way to identify who reads an email message, regardless
of whether or not Listserv is involved. Not everyone uses MS Outlook, plus
some of those who do use it can disable that option.