If you have any problems with online bidding, managing your data or downloading or filling in the forms, you can contact us at any time by phone or e-mail.

> I would like to change my personal data or my bids.
You can change your bids in your personal account up to 24 hours before the auction.

> I would like to delete my bids
Unfortunately, you cannot delete bids yourself. To do so, please contact us directly at accounting@leitz-auction.com.

> Can I use any username for registration?
Please use your complete and valid e-mail address as username. If you should forget your freely selectable password in the future, we can help you in this way without any problems.

> The forms in PDF format are not displayed or cannot be opened.
To view, open and print the forms and files in PDF format, you need the Acrobat Reader program, which you can download free of charge from the Adobe homepage.