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Articles
Social commerce offers that look strong but leak margin
Bundles, deep discounts, creator codes, and free shipping stacks can grow clicks fast while quietly weakening contribution margin.
When marketplace ads improve ranking but weaken unit economics
Some marketplace ad programs can improve visibility and sales rank while making per-order economics weaker, so sellers need a time-based view of tradeoffs.
Retail media budget planning for ecommerce brands
Retail media budgets need a different planning model because platform fees, margin pressure, and marketplace ranking effects all change the math.
Tools
Marketplace Profit Calculator
Calculate marketplace profit after product cost, fulfillment cost, marketplace fees, fixed fees, and ad cost.
Etsy Fee Calculator
Estimate Etsy selling fees from item price, shipping charged, and editable fee rates.
Amazon FBA Profit Calculator
Estimate Amazon FBA profit per unit from selling price, product cost, FBA fee, referral fee, and inbound shipping.