Confidentiality in messages. I wonder is there any way that contributions made to various web sites can be excluded from being found by such search engines as groups.google.com/googlegroups. I had something of an embarrassing experience recently as a colleague doing a surge found a message that would appear to have been written by myself. Arthur Jervis United Kingdom. - Users can unsubscribe from this list by sending email to 24hoursupport-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field OR by logging into the Web interface at http://web.tampabay.rr.com/spider1/24hrsupport.htm.