To avoid the presentation of out-dated offers the continuance of the articles is limited to 90 days. If you article is still valiant after 90 days, you can prolongue the continuation of your article under China: administer for another period of 90 days. You will be informed by PorzellanService 7 days ahead of the phase-out of your article. So you will be reminded without making a note in your diary. A prolongation of continuation is possible up to 90 days after the phase-out of an article. After this period of time your offer to sell or to buy will be deleted from the data base.