Wondering how much time elapses between your email send and constiutuents' actions? Use the Time Between Send and Engagement report in Marketing Cloud to help assess the need for reminders or additional touch points.
Curious if your readers are engaging with your content more on mobile or desktop? The answer to this question is key in helping you determine your most compelling email designs, and the Device Performance by Email Sends and Email Performance by Device reports in Marketing Cloud can help.
Wondering about how successfully your emails are being delivered to different email domains or which domains generate the highest number of spam complaints? Marketing Cloud's Deliverability - Complaint Rate report can help.
In addition to email tracking reports with which most eComm users are familiar, Marketing Cloud also offers advanced reporting capabilities called Discover Reports in Analytics Builder. Learn about how to access robust performance data in this wiki.