Customer Success metrics NRR and NPS are essential, but insufficient for building sustainable growth.UFR (Up For Renewal) is crucial for knowing the dollars you can retain and requires detailed calculations.Building a UFR machine involves data audit, process definition, and operational integration over 90 days.GRR (Gross Revenue Retention) is an early warning system for product-market fit and requires investment and onboarding excellence.CSAT (Customer Satisfaction) is a real-time customer health monitor that needs moment-based measurement and response protocols.Key benchmarks for GRR range from 80-95% based on company size, with red flags including variance and onboarding issues.CSAT segmentation strategies include user role, customer size, industry, and product module usage.Implementing UFR, CSAT, and GRR systems within a structured 30-60-90 day plan can lead to building a scalable CS organization.Start measuring these metrics now to lay the foundation for sustainable growth in Customer Success.Join SaaStr Annual for more insights on scaling Customer Success with industry leaders.