Education is one of the most important compenent for people from the begining of humanity, with the globalizing and fasten World, distance learning has gain an increasing importance, especially information Technologies increase the spread and importance of the distance learning systems. Various qualified distance learning programsa are being opened increasingly day by day fort he potential students all around the World. Distance learning systems principally have four main supplements. Distance learning systems alsa decrease the costs of both institutions and students with an effective learning way. At this point, aims of this book are to find out the most important components of distance learning systems in Turkey and prioritize them to lead the distance learning systems more effective and better, both for the students and for the investors.