How to use it
- Enter the expected sale price and buyer-paid shipping.
- Add your cost of goods and actual shipping label cost.
- Adjust the eBay final value fee and promoted listing percentage if needed.
- Use margin and ROI to decide whether the item is worth listing.
Why resellers use it
A sale can look profitable until fees, shipping, promotion, and sourcing cost are included. This calculator helps you avoid low-margin inventory before it eats your cash flow.