1) I clicked on a link to participate in the survey 2) Firefox reported that the domain had a bad certificate, I did not bypass the warning and closed the page 3) After searching Firefox support for similar questions I found 1 or 2 other users with the same problem, where Mozilla administrators verified the survey was legitimate 4) I returned to the link, clicked and bypassed the bad certificate warning 5) The Firefox survey returned 'File Not Found' on qsurvey.com 6) I attempted to use the unsubscribe link, it also returned 'File Not Found' Here are the details of the email: Hi We are working to improve the Mozilla Firefox Support Site and we need your help. If you don't mind, please fill out this survey -- it should only take a few minutes. http://qsurvey.mozilla.com/s3/fb6d51/i-100211103-382436/ Thank You! This message was sent by Mozilla Corporation, 650 Castro Street, Ste 300, Mountain View, CA 94041. To unsubscribe, click below: http://qsurvey.mozilla.com/s3/fb6d51/i-100211103-382436/unsubscribe?uid=d62c2d6e3b402a6477b75f809220ac2b I have received reminders to complete the survey but its not possible How do I unsubscribe from this survey? Thank You