Ticket purchase and redemption of ticket vouchers via smartphone. Register quickly and easily via Social Login. You will receive your ticket directly by e-mail as a Mobile Ticket and Print@home Ticket. Minimise your waiting time. You will receive a discount when you purchase an online ticket for your visit to the exhibition. Pay conveniently by credit card or Paypal. You can view your orders at any time and, if necessary, print out your Print@home ticket again (e.g. if the first printout is illegible). You can change your personal data if you have made a mistake when entering it. You can print out a receipt / invoice. An online voucher / online voucher number can be redeemed online. You will then be automatically redirected to the ticket ordering portal where you can redeem your voucher for a free Print@home ticket and Mobile Ticket.