Metric Monday: How long should my subject line be? B2B Email Response Rates

Hey all—still digging into those ~625,000 emails from the first half of 2025 (see last week's post). Subject lines with fewer than 5 words got the highest response rates. Think about how you might be able to minimize :) less is more, they say!

Screenshot 2025-09-29 at 4.03.59 PM.png

@Kerry