<p dir="ltr">For the record, I have never seen my own emails to the group sent to me. Perhaps this because I use Gmail as a forwarding address, and it is 'smart' that way. So I don't see a difference one way or the other.</p>
<p dir="ltr">I don't think DKIM will help, since as long as the From is from <a href="http://yahoo.ca">yahoo.ca</a>, DKIM will fail since Yahoo's mail servers will not be the ones sending the email, but kwlug's instead. </p>