A/B testing means comparing two versions of a page to see which performs better. On live client sites, most advice assumes you can test freely or break things and fix them later. You often cannot. Production changes affect real customers and shared surfaces amplify risk.
Why A/B Tests Break Production
Why tests fail on live sites and how shared surfaces amplify risk.

Change Campaign Content Without Breaking Your Live Site
Need campaign or promo updates without touching core pages? This guide shows how to change campaign content safely on a live site.
Why A/B Test Results Mislead
Why winners still lose money and how persona mismatches hide in aggregate data.

Ecommerce CRO: Why A/B Test Winners Lose
Your A/B test winner measures traffic mix, not copy quality. Revenue stays flat because you optimized for an average visitor who does not exist.
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Change Campaign Content Without Breaking Your Live Site
Need campaign or promo updates without touching core pages? This guide shows how to change campaign content safely on a live site.

Ecommerce CRO: Why A/B Test Winners Lose
Your A/B test winner measures traffic mix, not copy quality. Revenue stays flat because you optimized for an average visitor who does not exist.