User Identity Matching: How Platforms Do It, Limitations, and Does Extending Help Campaign Performance

Discover how platforms like Meta and Google identify users to improve campaign ROI. Explore the challenges of e-commerce identity matching and the limitations of device-based tracking. Learn about the differences between User ID and Client ID in GA4, and why consistent identification is crucial. Delve into the impact of cookies on digital marketing and the ongoing quest for solutions to user ID expiry issues. Get insights on enhancing personalization and performance in a complex digital landscape.