1. Combined Shipping for Multiple "Buy It Now" Items
Add items to cart: Select all the "Buy It Now" items you want to purchase.
Request total: Before checkout, click on "Request total from seller" in your shopping cart.
Receive invoice: You'll get an invoice from the seller with the combined shipping cost.
2. Combined Shipping for Multiple "Auction" Wins
Win auctions: Successfully bid on multiple auction items.
Request total: Go to your eBay account, find the won items, and click "Request total from seller."
Receive invoice: The seller will send you an invoice with the combined shipping cost.
3. Combined Shipping for Accepted Offers on Multiple Books