"moving the sign-up call to action above the fold resulted in 30% increase in email sign-ups and a 27% increase in revenue on the test page"
"Done right, the call-to-action button can act as a visual attention-getter that, when paired with a compelling offer, gets people eager to act. But some users are finding that how they create that call-to-action button – and even the text they use – can have a serious impact on click-throughs."
"Most of the $690 million Obama raised online came from fundraising e-mails. During the campaign, Obama’s staff wouldn’t answer questions about them or the alchemy that made them so successful. Now, with the election over, they’re opening the black box."
How do you decide on the test cell sample size for email splits tests? I’ve often seen discussion about it being important to get right, but seldom seen information on how to do that. If you’ve been waiting for an answer on how to pick test cell size then this post is for you. By the end of this post you will know how to decide on your test cell size.
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