Articles in this section
- Credit card
- PayPal payment
- Prepayment
- Invoice
- Why can't I choose the payment method I want?
- What can I do if my voucher does not work?
- What payment methods are available to me?
- How can I redeem a voucher?
- Where can I find the account details for transferring money when paying in advance and SEPA direct debit?
We are happy to provide you with a pro forma invoice upon request for a purchase made in advance. This serves as an advance copy of the actual invoice. It thus serves as a request for payment and corresponds to an order confirmation.
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