If you want to give a few students the same feedback, select them via the mark work page.
- Go to Mark work.
- Select the task you want to mark work for.
- Click the arrow beside the select all dropdown on the left.
- Select the criterion (e.g. all students who got green scores).
- Click the Leave Feedback button.
- Write your message, using [name] wherever you want a student's first name to show.