Seller guides
Practical ecommerce margin guides for sellers.
Use these guides with the calculators to understand fee categories, formulas, and pricing mistakes before you launch or scale a product.
6 min read
Amazon FBA Fees Explained for Profit Planning
Learn the main Amazon FBA fee categories sellers should estimate before listing a product.
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5 min read
Etsy Fees for Handmade and Digital Product Sellers
A practical guide to the Etsy fee lines that affect product pricing and seller margin.
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6 min read
Shopify Profit Margin Formula for DTC Stores
How Shopify sellers can estimate net margin after payment fees, shipping, ads, and product costs.
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5 min read
TikTok Shop Seller Fees and Margin Planning
A seller-focused guide to TikTok Shop fees, discounts, shipping costs, and creator-driven margin pressure.
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7 min read
Landed Cost Calculation for Imported Products
Understand landed cost, import duty, freight, insurance, and handling before pricing imported products.
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6 min read
Amazon FBA Profit Margin Example for a New SKU
Walk through an Amazon FBA margin example with selling price, referral fee, FBA fee, ads, and returns.
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5 min read
Amazon Referral Fee by Category: How to Estimate It
Understand how referral fee rates affect Amazon product research and minimum profitable pricing.
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6 min read
Etsy Pricing Formula for Handmade Sellers
Build an Etsy price from materials, labor, packaging, fees, ads, and target profit.
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5 min read
Etsy Profit Margin Example with Ads and Shipping
A practical Etsy margin example showing how fees, ads, shipping, and packaging change profit.
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6 min read
Shopify Break Even ROAS: When Ads Stop Making Money
Calculate the break-even ROAS a Shopify product needs before scaling paid ads.
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5 min read
Shopify Shipping Cost Pricing: Free Shipping Without Losing Margin
Estimate how free shipping, packaging, and carrier costs should be built into Shopify prices.
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5 min read
TikTok Shop Affiliate Commission and Profit Planning
Model TikTok Shop affiliate commission before offering creators a promotion rate.
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6 min read
Import Duty and Landed Cost Example for Ecommerce Sellers
See how product cost, freight, duty, customs fees, and domestic delivery create landed cost.
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6 min read
Marketplace Fee Comparison: Amazon vs Etsy vs Shopify
Compare how marketplace fees and channel economics change profit for the same product.
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6 min read
Product Pricing Formula for Ecommerce Sellers
Use a target margin formula to set ecommerce prices after costs, fees, shipping, and ads.
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5 min read
Gross Margin vs Net Margin for Ecommerce Sellers
Understand the difference between gross margin and net profit margin before judging a product.
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5 min read
Shipping Cost per Order Calculation
Calculate shipping cost per order with postage, packaging, handling, insurance, and free-shipping recovery.
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5 min read
Break Even Price for Online Products
Find the selling price where an ecommerce product stops losing money after costs and fees.
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