IBM has been one of the world's leading IT companies starting its operations internationally after World War 2. At present, IBM has its semiconductor R&D and manufacturing operations in upstate New York and Vermont, and its global procurement centre in China. Meanwhile, the global services delivery is in India, while many of the services that support IBM's external and internal websites are in places such as Ireland and Brazil. The people at each of these centres are not focused on their national markets; they are leading integrated global operations. What are the advantages and disadvantages of such working approach? In relation to staffing approach, compare and contrast the different staffing approaches? please explain How can you maximise the benefits of each of the staffing approaches?