Your Email Testing Playbook for 2020 (& the Tools You'll Need)
Hubspot
MARCH 19, 2020
We started doing this sort of testing religiously back in the summer of 2010 and saw dramatic results. For example, we might test one of our ebooks on Facebook against one of our ebooks on Twitter. Recency or Level of Engagement: Did this subscriber come to your site recently, or has it been a few months?
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