The document outlines various Voice of Customer (VoC) metrics, including Customer Satisfaction (CSAT), Net Promoter Score (NPS), and Customer Effort Score (CES), emphasizing their relevance to customer experience evaluation. It introduces the Kano model to help clarify measurement goals and stresses the importance of selecting metrics that are relevant, universal, applicable, comparative, and actionable. Finally, it recommends piloting metrics to ensure they are understandable, valuable, and drive meaningful action within the organization.