The Deutsche Angestellten-Akademie (DAA, the German College for Employees) was founded in 1946. It provides services all over Germany, operating from around 200 training centres. The DAA uses teaching methods designed particularly for adults, such as training on the job, distance-learning and self-directed learning. It offers a wide range of advanced training, vocational training, tertiary and postgraduate professional education seminars. The DAA office in Berlin is specialized in business and technical training. The office in Berlin is also one of the Open University centres of the DAA.