GTI is well aware of the importance of well trained staff and caters to this aspect of the language by providing customised training . Based on their needs our clients can choose from a list of well-structured training courses or ask for a special custom-made training course. We undertake corporate training's and customized training's We are specialized in teaching kids, adults and professionals. We follow German A1,A2 and B1(Netzwerk) book and material .