The project sponsor is the person who provides the authority, funding, and support for the project. The project sponsor can also help to influence and engage the key stakeholders who are essential for the success of the project. If several stakeholders have declined the invitation for the kickoff meeting, which is an important event to establish the vision, scope, and expectations of the project, the project manager should escalate this issue to the project sponsor and seek their assistance to ensure the participation of the stakeholders1, p. 47