Here are the figures for how many items are in reserve and for what amount. When you send the goods by new mail, go to the Sold status, that's it. If the parcel was refused at the new mail, transfer the order with goods to the status "Pick up the goods that were returned" and that's all, until you pick up the goods, do not touch this order. Try to contact our integrators
https://1b.app/ru/partner/search/?tags[]=3 they click tasks like seeds. They will set everything up for you and show you how to work in the box with new mail, what to do with parcels, and so on.