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Email opens decrease for longer subject lines


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A new study by YesMail of over 100 million emails during an entire year (2015-2016) shows that email opens decline for every word added to a subject line:


Image scaled from YesMail report

The chart implies that it might be worthwhile trying a blank subject line. We don’t condone that, but trying shorter subject lines looks like it might be worth a shot.

Other findings in the report:

Obviously there is a lot of context that matters, but with the sample size the researchers had we would take these recommendations seriously (the Klick Wire subject line notwithstanding -Ed.).

Source: YesMail

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