Cancellation of orders. Cancellation of orders by the Client is only possible before delivery or provision of the service by the Contractor. If the Client cancels an or- der in whole or in part before the Contractor performs the delivery or service, the following cancellation fees shall apply: For cancellations made less than six weeks before delivery or performance of the service, a cancellation fee of 20 percent of the agreed remuneration shall be payable; for cancellations made less than four weeks before the delivery or provision of the service, a cancellation fee of 40 percent of the agreed remuneration shall be payable; for cancellations made less than two weeks before delivery or performance of the service, a cancellation fee of 60 percent of the agreed remuneration shall be payable, and For cancellations made less than one week before delivery or performance of the service, a cancellation fee of 80 percent of the agreed remuneration shall be payable. The Client shall be entitled to prove that the Contractor has incurred no damage or significantly less damage than the aforementioned cancellation fee as a result of the cancellation. Sketches, drafts, test typesetting, test prints, proofs, changes to supplied or transferred data and similar preparatory work initiated by the client and which are not the subject of an order or a commission shall be invoiced to the Client