The extension has the feature to record information about sent emails (figure 1). It allows you to control what emails were sent, if customer opened them or if customer followed links to your store.
History contains such data: the date when email was sent, recipient of the email, subject, status, newsletter (if any), template, attachments (if any), the indication if the email was viewed, the indication if someone visited store following link from the email, technical log.

Email Managet. History tab
Figure 1. History tab

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