Hi @ojcapps ,
Great question! Right now, it really comes down to the potential of the reporting data being skewed, since the system is already sending out three separate sends and live testing two different subject lines. However, we do have a feature request open to allow the resend to non-openers function to be used during an A/B test. I will certainly tag that on your account, and our engineering team will follow back up with you with any updates we have on that. For now, I would recommend doing a manual resend.
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