TLDR Marketing · QUICK LINKS
WHY A/B TESTING YOUR EMAILS IS (MOSTLY) USELESS
Summary from the TLDR Marketing newsletter
Most subject line A/B tests are unreliable, so focus on testing strategies like segmentation, timing, and intent signals.
TLDR Marketing · QUICK LINKS
Most subject line A/B tests are unreliable, so focus on testing strategies like segmentation, timing, and intent signals.