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GrowthIQ Minute | 5-Second Subject Test

GrowthIQ Minute | 5-Second Subject Test

Will Gray
June 20, 2025

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“I didn’t have time to write a short letter, so I wrote a long one instead.” – Mark Twain

Today’s Quick Win

Before you ship any campaign, flash the subject line on-screen for five seconds. If your teammate can’t repeat the promise verbatim, rewrite it. “Unlock 3X ROAS in 24 Hours” crushed “Improve ROAS Fast” by 41 percent in our last P-MAX sprint. Clarity outperforms clever every time.

Resource

Steal the swipe file that lifted ROAS 41 percent.

Get the file here.

– Will

PS: If your subject line needs caffeine and a dictionary, start over.