What are advantages and disadvantages of humar resources management? And any recommendations on how to improve HRM?

HRM advantages are: maximise performance and productivity of people through motivation, reward and development, improve retention and reduce turnover, up skill workforce for the future and to meet changing needs, improve quality of recruitment, manage talented individuals through the organisation Disadvantages Costly, highly trained staff may leave to seek higher rewards elsewhere after cost of training, high turnover may be industry norm, complex to manage and implement HR can often be improved by technology today, there are many system solutions to help with many aspects of HR (including the use of Artificial Intelligence).Also HR can be improved by ensuring it is closely aligned to the overall business goals