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Adding 600 words and updating stats no longer moves the needle after Google's March 2026 core update. This post introduces a scoring framework that rates your existing articles on topical authority gaps, cluster connectivity, and AI Overview citation potential, then assigns each a publish, expand, merge, or kill decision, with real return estimates per hour invested.

Publishing volume no longer builds domain authority -- cluster architecture does. This post breaks down a concrete scoring model for mapping sub-topic coverage gaps, internal link density, and cluster depth so small B2B teams can find which subject areas are one or two posts away from compounding traffic gains.