As a seasoned Quality Control Manager with over a decade of experience in [INDUSTRY], outline the best practices for maintaining high-quality standards in [PRODUCT/SERVICE]. Include key steps for implementing a robust quality assurance framework, common pitfalls to avoid, and metrics to track for continuous improvement. Focus on [SPECIFIC ASPECT, e.g., supplier evaluation, process optimization, or customer feedback integration]. Provide actionable insights tailored to [COMPANY SIZE] businesses.