What problem does it solve? Setting up analytics tracking is error-prone: inconsistent event names, missing conversions, and unvalidated implementations lead to unreliable data that cannot inform marketing or product decisions. This Skill provides a structured framework for planning, implementing, and validating analytics tracking. ## Core Features & Use Cases - Tracking Plan Framework: Defines event naming conventions (object-action format), standard properties, and a documented tracking plan covering marketing sites, product apps, e-commerce, and B2B SaaS funnels. - GA4 and GTM Implementation: Provides gtag.js and dataLayer code patterns, conversion setup, custom dimensions, audiences, consent mode, and debugging workflows via DebugView and GTM Preview. - UTM Strategy and Validation: Establishes UTM naming conventions and a validation checklist covering duplicate events, PII leakage, and cross-browser testing. - Use Case: A marketer launching a new SaaS landing page uses this Skill to define events like signup_completed and cta_clicked, implement them through GTM with a clean data layer, mark conversions in GA4, and validate everything before launch. ## Quick Start Help me set up GA4 conversion tracking with a tracking plan for my SaaS signup funnel.