What Metrics Determine Campaign Success in Paid Advertising?
In paid advertising in 2026, campaign success is determined by a focused set of revenue-first metrics that prove real business impact—beyond surface-level platform reports—through true incrementality, customer lifetime value contribution, efficient payback periods, and sustainable profitability rather than short-term vanity gains. A capable Adwords Management Agency (now Google Ads) evaluates performance using closed-loop revenue attribution, cohort-level LTV:CAC ratios, marginal ROAS curves, brand-lift-adjusted conversion values, and long-term customer equity models that show whether spend is building lasting assets or simply buying temporary transactions. The most reliable indicators reveal not just whether a campaign “worked” last month, but whether it is systematically widening competitive moats, compounding first-party data advantages, and delivering predictable, scalable profit growth in increasingly privacy-constrained and algorithmically sophisticated auction environment...