Highlights

Quality Score is a proxy metric, not a target. We reverse-engineered how it actually affects auction eligibility and built a prioritization system for fixing it.

Introduction

Quality Score is a proxy metric, not a target. We reverse-engineered how it actually affects auction eligibility and built a prioritization system for fixing it. This article dives deep into the data, frameworks, and implementation steps that will help you replicate these results in your own programs.

Methodology

Our analysis covered 400+ campaigns across the PPC channel over an 18-month period. All metrics were validated against third-party data sources to control for seasonality and industry trends.

Key Findings

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