Reply To: Email Notification Not Working Home › Forums › Front End PM PRO › Email Notification Not Working › Reply To: Email Notification Not Working June 8, 2018 at 11:01 am #14898 Shamim HasanKeymaster You can mark couple of emails “Not Spam”. Google https://www.google.com/search?q=why+does+google+think+my+email+is+spam to know why gmail thinks it is spam email.