Start & End of Semester Tasks The D2L Semester Tasks section provides resources and checklists designed to help Instructors prepare a D2L course(s) before the semester, teach during a semester, and complete final tasks at the end of the semester. D2L Semester End Checklist(Opens a New Window) D2L Semester Start Checklist(Opens a New Window) Leaving Timely Feedback for Students in D2L