Big list of subject lines and their open rates

Aug 25, 2017

This is a big list of headlines and subject lines used on KopywritingKourse over the years, with their corresponding open rates.

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GPT-4 Exam Performance vs Average Students

This is a simple chart showing the test grades of different common exams by GPT-4 versus the average student. GPT-4 beat average exam scores...

The mediocre teacher tells. The good teacher explains. The superior teacher demonstrates. The great teacher inspires. -

This is a great example of inserting some humor and fun into a subject line, as the email said "Churn down for what" in...