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case-study:-63%-lift-in-revenue-from-a-simple-subject-line-test

Case Study: 63% Lift in Revenue from a Simple Subject Line Test

If you’ve been following me and reading my posts, you know that I’m not a big fan of subject line testing. It’s not that testing subject lines isn’t a good thing to do. It’s because many email marketers ONLY test subject lines, because it’s pretty much the easiest thing to test. Subject line tests can boost performance, but they rarely provide a significant boost with

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