Ideas
students should receive an alert when the teacher has left a comment with grading an assignment. There should be a way for students to quickly see which questions in an assessment received a comment from the teacher.
This option can be enabled from the instructors account preferences. https://help.extemporeapp.com/en/articles/5677931-notification-preferences
By checking the box for "notify students when feedback is available", students will be notified via email whenever grades or feedback are published.