This application is specially designed for handling PMA coach trajectories. The app offers support during the period that the client is away from the coach. The app offers a lot of advantages for both the client and the coach. For example, the client can keep track of unpleasant or fun events on the basis of an accompanying system. In this way, the client can immediately answer the right questions at the moment that map all sensory perceptions of that moment. This provides a basis for the conversations during the coaching meetings. The client can send his results at any time or choose to save them and send them later if desired. The coach will receive and view these messages. This total package makes the treatments more efficient than ever and indispensable during a PMA process.