A/B Testing Without the Guesswork: How I Use Growthbook

Every major campaign I run includes an experiment. Why? Because intuition is valuable—but data is actionable.

At Mathem, we tested emotional vs rational messaging in a sampling offer email. Emotional storytelling, paired with user-centric imagery, led to a +32% increase in second orders. That one insight informed multiple future campaigns.

Growthbook has become my go-to platform for experimentation. It integrates seamlessly with our tools, supports fast deployment, and gives crystal-clear results—no more Excel hackery to interpret outcomes.

Pro Tip:
Always define success before running a test. Are you optimizing for CTR, conversion, retention? Aligning on KPIs upfront ensures you’re not just learning—you’re learning something useful.

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