Detailed email engagement metrics for the emails sent via QuestionPro, not via SMTP.
https://drive.google.com/open?id=1CP79dW4oOf0lVAYWfuXBaIu1PlUa7vyW&usp=drive_fs
After sending my reminder, the original version of my invitation to an email list is no longer visible in “Sent”. What could be the reason for this?