Services with a net value of up to EUR 300.00 can only be paid for in cash, by credit card, EC card, Girocard or direct debit.
Domestic customers can also pay for orders over € 300 net.
If you would like certain information on the invoice (internal order numbers, cost centers, etc.), this must be communicated to us before the event.
We send invoices by e-mail or by post to the address given to us before the invoice is issued. For subsequent changes, we charge an additional administration fee of 7.50 euros net.