For multiple items order, you could have more cheaper shipping cost or might be discount :) .
so, please follow these instructions:
1. Shop on the ebay.com website (not from the application).
2. Add items to your eBay shopping cart.
3. When done shopping, click on the cart icon in the upper right corner of your browser.
4. At checkout, click the hyperlink which read: "Request Total" without paying.
5. Then, we will send you the invoice with proper combined shipping costs to you.