Google Ad Manager Automated Alerts: How Publishers Monitor and Alert on Ad Performance Metrics

Google Ad Manager will happily deliver you a report every morning. What it won't do is watch the numbers and tap you on the shoulder when something breaks. This guide covers the alerting layer publishers add on top of GAM: the ad performance metrics worth alerting on, how to set thresholds that flag real problems without crying wolf, why severity triage matters as much as the alerts themselves - and where discrepancy alerts fit in.