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Latest / The Email Marketing Podcast with Fexingo: Newsletters, Open Rates, and Subscriber Growth

How Email List Curiosity Gaps Drive Clicks

Lucas and Luna explore how email marketers use curiosity gaps — deliberately withholding key information in subject lines and preview text — to boost click-through rates. They break down the psychology behind the technique, citing a 2025 Litmus study showing a 42% lift in unique clicks for campaigns using curiosity gaps vs. straightforward subject lines. They discuss real examples from The Hustle's iconic 'I sold my startup for $0' email and Morning Brew's 'This one chart explains the yield curve' approach. The episode covers the fine line between intrigue and…

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