The book's objective is to provide an easy-to-read, systematically arranged scientifically practical textbook. In addition to students, it also serves judges, lawyers and civil servants as a valuable aid, which offers accuracy and clarity despite the abundance of subject material. The law card catalogueis added as CD-ROM in the current 2005 it includes almost 5000 comments on rulings from the areas of civil law, public law and criminal law. The quoted rulings in the book each contain a note corresponding to where they can be found in the law card catalogue.