To get a combined invoice: click the "Request total from seller" link on the Review Your Purchases page when you use the Pay Now button to purchase your item on eBay. You can also click the “Request Total” link on the item page or from My eBay. Or you can just wait for us to send you combined invoice after "buy it now" for all the items you need. For online PayPal payment, please pay to jff2172000@yahoo.com; 30 days return policy for new items. UPS Ground Shipping, Truck shipping or others can be requested.