How to Calculate the True Net Margin per Order After Packaging, Last-Mile Fees, and Payment Gateway Charges
Gross margin tells you what a product costs to make — not what it costs to sell. This guide walks through a structured, five-layer method for calculating true net margin per order across Shopify, Shopee, Lazada, and TikTok Shop, accounting for packaging, last-mile delivery, payment gateway fees, and platform commissions.