AD EXPIRATION ALARM
AFE (Ad Expiration Alarm)
What this means
When does this ad become boring or annoying?
Formula
Base Tolerance ÷ (Daily Frequency × Creative Complexity)
Inputs
Audience repetition, Environment type, Creative novelty.
Why this matters
Predicts the exact day an ad stops being fresh. Allows you to swap creative right before "banner blindness" sets in.