Universities across the country are steadily increasing their use of online courses. Society's demand for lifelong learning will encourage the advancement of distance learning. Research tells us that today the average person changes careers every ten years. In addition, the U.S. Department of Labor estimates that about 10% of workers change jobs every year. These trends suggest a constant need for continuing education and re-education. The online delivery of education is well suited for this. To be effective, however, there are several required components. This paper will review some of these essential components.