Your course will automatically be submitted for grading when you complete all quizzes and activities. You will receive a popup and an email notification confirming your course submission. If you do not see a popup and/or email notification, then check to make sure you have completed all your quizzes and activities. Or check the course page to see if all your quizzes and activities are marked complete. If all your quizzes and activities are completed and you still didn't receive any notifications, then contact email technical support.