Fee rule changelog

Official sources

Assumptions

• Uses Amazon US Home and Kitchen referral fee baseline of 15%.
• FBA fulfillment, storage, inbound placement, low-inventory, and returns are kept as editable seller cost inputs.
• Amazon referral minimums are not added as fixed fees for orders where the percentage fee is higher.

Official sources

Assumptions

• Uses eBay US most-categories final value fee of 13.6% for orders up to $7,500.
• Uses $0.40 per-order fee for orders over $10.
• Store subscription discounts, insertion fees, promoted listing fees, sales tax handling, and category exceptions are not included.

Official sources

Assumptions

• Uses Etsy transaction fee of 6.5%.
• Uses a US Etsy Payments planning baseline of 3% + $0.25 and one $0.20 listing renewal per sold item.
• Offsite Ads, currency conversion, regulatory operating fees, Pattern, and optional listing upgrades are not included.

Official sources

Assumptions

• Uses Shopify Payments US Basic online card baseline of 2.9% + $0.30.
• Third-party gateway transaction fees, app fees, chargebacks, and subscription fees remain outside order-level fee fields.
• Fulfillment, shipping, acquisition cost, and returns are editable seller cost inputs.

Official sources

Assumptions

• Uses 6% referral-fee planning baseline for a general US category scenario.
• Affiliate commission, creator sample, shipping subsidy, refund administration, and category-specific rates remain editable or excluded.
• No separate payment processing rate is applied in this baseline.