prolog The application consists of a written and an oral part (interview). In this e-book, the cover letter is treated exclusively. The cover letter is the central ticket to get into the selection. Brevity and conciseness distinguish a successful cover letter. The four parts of the witten application are: The welcome formulation. Professional qualifications Personal qualifications. Final sentence. All other versions are generally unnecessary and reduce your chances of being invited. The tabular form of the CV is the most successful. There are only two good variants. The shape with annual figures and the monthly data.