Inhaltsangabe: Abstract: Language learning software has been available on the market for a couple of years. So far the most common form of delivering the product is a CD-Rom. The Internet offers not only the possibility to deliver this product in an immaterial way, but also to add new features to it. The goal of the thesis is to find out, which additional features an online offered language learning software must possess, to satisfy the needs of the customer. This task is part of the so called new product development process. It is a very complex process and refers to all departments of a...