How can I redeem my voucher (Vakantieveilingen / Groupon / Ticketveiling / etc.)? Follow Click here for all information about redeeming your voucher. Related articles I am having problems redeeming my voucher (Vakantieveilingen / Airmiles / Ticketveiling / Groupon / etc.). Can you help? How can I redeem my voucher (Vakantieveilingen / Groupon / Ticketveiling / etc.)? How can I contact Ticketmaster? I have experienced an error while redeeming my voucher and now my code doesn't work? Do I need to activate the Ticketmaster Gift Card?