If you do not have the full support and understanding of key management positions, organizational changes that were made are going to thwart with difficulties. It is for CEOs and presidents to champion the cause and ensure its management team are also in full support, so you can filter through the ranks without any problems. It is not enough to hand a list of issues and possible outcomes or objectives of a management team and hopefully go ahead and get to work on it. They, too, need direction and guidance, trust, and training. Many managers get where they are through natural progression up the corporate ladder, climbing his way into their years of experience. But this does not mean they know how to handle.
The Manager of Commercial Sales Department can be a great person himself and how to train your staff on the success of sales techniques and strategies, but as a people manager and an expert on organizational change, which may well be out of his depth. The same is true of many managers in many different departments. All brilliant plans to change the world if those who are responsible for the action has no idea what they are doing and, possibly, do not believe in what they are doing. So the first step is to ensure management teams understand what changes are being made and why, and what results are sought and why. Then the need for training in the best methodologies for the introduction of new systems to their own services.