Updated the analytics tracking skill description and structure to focus on measurement strategy, signal quality, and validation. Removed outdated sections and streamlined content for clarity.
Added marketing skills for: - CRO: page-cro, signup-flow-cro, onboarding-cro, form-cro, popup-cro, paywall-upgrade-cro - Content: copywriting, copy-editing, email-sequence - SEO: seo-audit, programmatic-seo, schema-markup, competitor-alternatives - Paid: paid-ads, social-content - Growth: referral-program, launch-strategy, free-tool-strategy - Analytics: ab-test-setup, analytics-tracking - Strategy: pricing-strategy, marketing-ideas, marketing-psychology Total skills now: 179 License: MIT Source: https://github.com/coreyhaines31/marketingskills
