When preparing a communication management strategy, especially during the onboarding of new users, it is crucial to include stakeholders who are directly responsible for maintaining and managing the relationship with the service users. The Relationship Manager is the most appropriate stakeholder in this context. * Relationship Manager: * The Relationship Manager is responsible for managing the relationship between the service provider and the service consumers. This role ensures that communication is effective and that the expectations and requirements of the users are understood and met. The Relationship Manager plays a key role in the communication strategy by facilitating dialogue between the service provider and users.