# v19 Summary\n**Status:** COO Approved | Go-Live: 2026-03-22\n**Uplift:** +25-30% (v18 cache: reg R²=0.85+, causal/Granger val)\n\n## Refinements (cron_*)\n- pricing_update: 10min peak/30min off (elasticity 1.15)\n- demand_forecast: weather/compet API + IQR anoms\n- fleet_optimization: 85% util triggers\n\n## Schedule/Monitoring\nStaggered rollout, 48h A/B, KPIs: rev/hr, load, cancels. Alerts/rollback.\n\n## COO Notes\n[Embedded approvals & tables]\n\n**Updated:** agent_learnings/dashboard/memory-core('revenue-growth-fleet-v19')