What is Server-to-Server (S2S) Postback, and how do you implement S2S Postback integration between two tracking platforms? Server-to-server (S2S) postback integration is a method used to track and transfer data between two systems or tracking platforms. Over the past few years, S2S postback has emerged as an unofficial “standard tracking and communication channel” in the … Continue reading S2S Postback Integration for Beginners: A Step-by-Step Guide