How to check if a new Mail is connected to a case

[JayBee4pl]

Hi,
i need to check if someone has sent a mail to a closed case. i tried to create a workflow but dont know which field to check for a new connected mail.

thanks in advance

[victor]

When you receive emails, you read them anyway. At this point, pay attention to the Parent field.

[JayBee4pl]

Hi, thanks. Parent was the right start. I also needed to connect the workflow to the email. Not the Case.