Quality of service indicators refer to the metrics that businesses use to measure and evaluate the level of service provided to customers. When searching for synonyms for this term, other phrases that could be used include service levels, performance metrics, customer satisfaction metrics, service standards, and service benchmarks. Each of these phrases puts a slightly different emphasis on how service quality is being assessed, but they all relate to the same general idea of measuring the effectiveness of customer interactions. Whatever term is used, it is crucial that businesses pay close attention to these indicators to improve their service and enhance customer loyalty.