eBay integration, Shipping integration. eBay Panel

Shipping must be possible with DHL, UPS, TNT, FedEx products must be exported and imported to eBay. + Remove + Change eBay order must be summarized for buyers. (If customer wishes this over eBay) "Please send me total invoice" is called on eBay. eBay cases respond via program. eBay price suggestions respond. eBay time planning, products will have different time windows listed on eBay. Example, every few minutes. eBay list products for days / week must be possible. Example for nights week Monday lists. eBay Returns Respond. (automatically create in Magento Returns and send customer link to watch for his return status) For returns, customers must have the option to print return label. Answer eBay Message, and check in the same window which products buyers have purchased. Purchase summary and total bill send possibility. Customers need to get a link after buying eBay. With this link, buyers must provide size information. This link should be disabled if we wish. In this link would have to have payment options. Customer sees his total purchases which are open and which is not paid. Every purchase is automatically a purchase created. Graphic design has to be beautiful, simpler and easy Add product to eBay must be easier.