The following are challenges faced before, during and after James Cook Hotel's acquisition of the Christchurch hotel. 1. Increase the complexity of organizational change because with the acquisition the organization also changes in the structural process and in many other things. It is complex and difficult for employees to adapt to change.2. When faced with pressure to change ingenuity in the organization, one is met with resistance. It involves barriers and risks in the acquisition process, and there are many reasons, such as no guarantees for high performance, effectiveness or better working conditions, so employees are resistant.3. Managing change between organization and employee resistance. Talk about change and make sure that it will give you benefits and that they will lose their jobs. 4. The main key challenge is to motivate and retain good employees in the organization while also changing the HR strategy based on the attitude of the employees.5. Higher risk of failures and success because the international business company found that the merger or acquisition is sometimes the result of failure and will not guarantee success every time.6. Sometimes it happens that lack of communication, mistrust, loyalty increase due to growing insecurity in the workplace. Res.