The success rate of a project portfolio does not only depend on HOW you do your projects, but also on WHICH projects an organization does. Doing projects the right way, but finding out afterwards that they do not contribute to business objectives will not be seen as a success, especially from a business point of view. What is more important amongst Project, Programme and Portfolio Management to improve success rate of projects in your organization? We asked three of our key Trainers and Consultants to answer this question, in order to provide you with a clear overview of the possible approaches you can choose from when implementating Projects, Programmes and Portfolios. Better to start Top-Down or Bottom-Up?