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Methodology · roi-v2-2026-07

Marketing ROI & Funnel Calculator methodology

Arithmetic scenarios from your inputs — not industry benchmarks disguised as a quality grade. Zero or invalid funnels do not receive a 'healthy' letter grade.

Arithmetic onlyNo fake gradesSensitivity ranges

What we show

01Funnel math from your inputs

  • Input validity
  • Current stage rates (visit → lead → opportunity → customer)
  • User targets vs current
  • Revenue and gross-profit scenarios
  • Sensitivity ranges (what changes if rates move)