Thanks, Mojca. I was looking at the web-interface of the archives. It seems that the attachments *were* including in the mailing list message, but were converted/stripped in the archives.

Regards.
--
Sent from my Nokia N900. Please excuse my brevity.

----- Original message -----
> On Tue, Nov 22, 2011 at 14:17, Pavneet Arora wrote:
> > In my last posting, I had included the source and .pdf output as
> > attachments, but it seems that the source was included in-line and the
> > .pdf was discarded. Is there a prescribed way to include attachments?
>
> Attachments usually survive, but they may not exceed a certain size
> limit. Usually that is problematic - PDF documents may get very large,
> even the most simple ones usually exceed size limit (it depends on
> what engine and what fonts you use).
>
> I don't know why text attachment was converted into an inline one
> (gmail often displays simple text documents inline, but that doesn't
> mean that they were converted by mailman). Usually that doesn't happen
> unless a moderator did that or something weird happened :).
>
> Many people upload PDFs to their own servers and post a link if PDFs
> are large. Sometimes you can attach PNG with a screenshot of
> problematic part. You could also make an attachment in bug reporting
> software (http://tracker.luatex.org/) if you are reporting a bug.
>
> Mojca