Develop an innovative meeting management system that combines the principles of effective communication, time management, and decision-making techniques to optimize the structure, flow, and outcomes of meetings without relying on AI-driven solutions. The system should include guidelines for setting clear objectives, engaging participants, managing time, and following up on action items. Consider how this system can be adapted to various meeting formats (e.g., in-person, virtual, hybrid) and different organizational cultures, and how it can be fine-tuned to continuously improve meeting efficiency and effectiveness. The topic, theme or focus of the meeting for which the managing system should be applied to provide specific real-world examples/applications (hypothetical scenarios generated for each of the systems suggested), is the following: [enter topic or theme or focus or remove this specification].