The most common analytics disaster I get called in to fix isn’t broken tracking — it’s tracking that used to work and silently changed. Someone renamed an event, repurposed a parameter, or split one event into two. None of that… Event Schema Versioning: How to Change Tracking Without Breaking Reports
Mobile apps don’t behave like websites. Sessions are shorter, users switch between foreground and background constantly, and half the events you care about — push notifications, permission prompts, app updates — don’t exist on the web at all. If you… Mobile App Event Schema: The Complete Reference
B2B products don’t convert in a single session. A buyer researches for weeks, loops in stakeholders, requests a demo, negotiates a contract, and finally signs — often months after the first touch. Standard e-commerce tracking can’t capture this. You need… B2B Event Schema: The Complete Reference
A complete reference for marketplace analytics. All events — from listing creation to completed transaction — with parameters, data types, and data layer examples you can copy into your tracking plan. Marketplace tracking is fundamentally different from standard e-commerce. You… Marketplace Event Schema: The Complete Reference
A complete reference for lead generation analytics. All events — from first form view to SQL handoff — with parameters, data types, and data layer examples you can copy into your tracking plan. Lead gen tracking is deceptively simple. Most… Lead Gen Event Schema: The Complete Reference
Reading time: 10 min · Last updated: January 2026 A complete reference for GA4 e-commerce tracking. All events, parameters, and implementation examples in one place — copy-paste ready for your data layer. Table of Contents E-commerce Funnel Overview Product Discovery… E-commerce Event Schema: The Complete Reference