first go to consignment and add a commission plan, Then add a consignor. next go to your saved listings and open the auction you want to add. After item description is consignment, check the box (is this a consignment item). next the default is Associate an existing consignment item. DON'T USE THIS. Your item will go to never never land. click on Create a new consignment item for this consignor. Add your consignor and plan then save.