A Customer Service Level Agreement (SLA) is a formal contract that defines the expected level of service between a company and its customers. SLAs outline response times, issue resolution commitments, support availability, and performance benchmarks. Businesses use SLAs to set clear expectations, ensure accountability, and maintain customer satisfaction. CRM systems help track SLA compliance by automating ticket prioritization, escalating unresolved cases, and generating performance reports. Companies in industries such as IT support, telecommunications, and financial services rely on SLAs to manage customer expectations, optimize service delivery, and build trust. Failure to meet SLA requirements can result in financial penalties, reputational damage, or customer churn.