https://lp.constantcontactpages.com/ev/reg/********/decline   This link structure can be found in the email builder (decline button link) before you send the email. Grab it and/or note the example URL above.   Note, the event ID can be found in the Registration URL. Like so: https://lp.constantcontactpages.com/ev/reg/*******. Copy/ paste the "event ID"  from the Registration URL into the decline URL structure. Equally, add "/decline" to the end of the Reg URL. Same Same.   This method should work until CC updates its URL structure. Dear CC, please provide a "manual" decline link on the event page. ... View more