Email Marketing ROI: How to Measure, Improve & Scale Creative Effectiveness

Marketing budgets stayed flat in 2026. According to Gartner’s latest CMO Survey, marketing spend still hovers around 7.7% of company revenue, while 59% of CMOs report their budget doesn’t match what the business expects them to deliver. Board-level ROI scrutiny is up 21% year-over-year, and CFO oversight increased 52%.