An ABTest includes two mailings, but we don't require the user to enter two complete mailings. For
simplicity, the email composition UI generally displays A (unless we specifically decided to expose an
individual field from B). At the end of the composition process, the controller's "sync" operation will
merge shared settings from "A" into "B".
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An ABTest includes two mailings, but we don't require the user to enter two complete mailings. For
simplicity, the email composition UI generally displays A (unless we specifically decided to expose an
individual field from B). At the end of the composition process, the controller's "sync" operation will
merge shared settings from "A" into "B".
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