Put a specific guarantee line right under the ATC button

Idea byDave DiederenSyntra Labs

Commentary byLiftArchiveOur analysis, not theirs

Place the guarantee visibly under Add to Cart and make it specific, e.g. 'Less than 1% of customers use our 30-day money back guarantee', rather than burying it in fine print.

Who ran it

Dave Diederen (@DaveDiederen) shared this idea on X. The numbers and screenshots are theirs.

View the original post on X

Similar tests

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+$75,600 per month

USP bar (free shipping and returns) under Add to Cart on PDP

Product pageMoney-back guarantee & returns@oliverkenyon

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+5.2% revenue per visitor

Added 60-day guarantee and easy returns blocks under Add to Cart

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B

+11.88% revenue per visitor

Shortened guarantee copy ('or your money back' instead of 'or get 100% of your money back')

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B

+14.50% conversion rate

Added a prominent 60-day guarantee badge below the add-to-cart button

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B

+$52K/month revenue

Added country-specific free shipping messaging and moved the money-back guarantee under add to cart

Product pageMoney-back guarantee & returns@DaveDiederen

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B

+12.71% revenue per visitor (+A$71,466/month)

Rewrote the money-back guarantee section with a bold headline and benefit-driven copy

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