Even when you find a product to sell on Amazon and judge from your research that it should sell, you can't tell how much profit you'll make unless you know the fees for selling via FBA. With FBA, besides Amazon's referral fee there are fulfillment fees and others. The fees also change with the product's size and category. FBA fees can be found right away by using the "FBA Revenue Calculator." Accessing the FBA Revenue Calculator Anyone with an Amazon Seller account can acces