Businesses can measure the effectiveness of their customer experience efforts through various metrics. Net Promoter Score (NPS) is a commonly used metric that measures customer loyalty and satisfaction. Customer satisfaction surveys, feedback forms, and online reviews can provide valuable insights into the customer experience. Additionally, tracking metrics such as customer retention rate, customer lifetime value, and conversion rates can help assess the impact of customer experience on business performance. Regularly analyzing and monitoring these metrics can guide businesses in continuously improving their customer experience strategies.