You can respond to email notifications directly from the email. Just click "Fast Reply" (or simply "Reply" to the notification email), write a message, and send:
Your response will be written to the object as a new comment:
You can respond to email notifications directly from the email. Just click "Fast Reply" (or simply "Reply" to the notification email), write a message, and send:
Your response will be written to the object as a new comment: