A company achieved a 96% reduction in cost per acquisition (CPA) by changing its focus from optimizing for link clicks to optimizing for actual purchases. This shift allowed the algorithm to target potential buyers more effectively, demonstrating the importance of aligning ad metrics with business outcomes.

The article discusses the importance of Core Web Vitals as essential metrics for evaluating user experience on websites. It highlights three key performance indicators—Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift—that developers should focus on to enhance site performance and user satisfaction. Best practices for optimizing these metrics are also outlined to help improve overall web performance.