Product Analytics Define, track, and interpret product metrics across discovery, growth, and mature product stages. When To Use Use this skill for: - Metric framework selection (AARRR, North Star, HEART) - KPI definition by product stage (pre-PMF, growth, mature) - Dashboard design and metric hierarchy - Cohort and retention analysis - Feature adoption and funnel interpretation Workflow 1. Select metric framework - AARRR for growth loops and funnel visibility - North Star for cross-functional strategic alignment - HEART for UX quality and user experience measurement 2. Define stage-appropriat…