Automated Shopify store audits as a lead-gen service

How to validate this business idea? Run an audit of a stranger's Shopify store, score it against the 6 known break points, and send them the recording. Nothing attached, no ask. 3 moves from there: 1) Build the scan. The Loom is v1. Automate it later, once you know from the feedback what is worth automating. 2) Answer merchants on Reddit who are stuck on the setup. Give them the exact fix. Put the scan at the bottom. 3) Take the question that came up most that week and make it a YouTube tutorial. Record 1 Loom and send it to a Shopify owner, who's struggling with their whole salesetup