Contribution margin is the money left after fulfilling each order — before overhead and ad spend. It's the most important metric Shopify merchants don't track. Here's why it matters and how to calculate it.
Revenue minus COGS is not your profit. Here's the complete formula — including shipping costs, transaction fees, payment processing, taxes, and ad spend — with a worked example.
ROAS measures revenue per ad dollar. POAS measures profit per ad dollar. One of them is lying to you about which campaigns are working. Here's how to tell.
Most Shopify merchants miss at least two of these five costs. Payment gateway fees, COD handling charges, currency conversion spreads, checkout platform fees, and return shipping — here's how to track them all.
We built NetNet because every profit app on Shopify was missing the same thing — Contribution Margin. Here's the story behind the only 3-layer profit dashboard on the platform.