Help me maximize the efficiency and effectiveness of meetings I lead or participate in. Please create a comprehensive meeting optimization system based on the following information: [MEETING TYPES]: The primary types of meetings I deal with are _____ (e.g., decision-making, information sharing, brainstorming, one-on-ones). [MEETING FREQUENCY]: I typically have about _____ meetings per week. [PARTICIPANT DYNAMICS]: Common participant behaviors or challenges include _____. [CURRENT PAIN POINTS]: The biggest problems with my current meetings are _____. [DECISION PROCESSES]: Decisions in these meetings are typically made by _____. [VIRTUAL/IN-PERSON]: My meetings are primarily _____ (virtual, in-person, hybrid). [TIME CONSTRAINTS]: Typical meeting durations are _____. Please create: 1. Pre-meeting preparation protocols to ensure productive sessions 2. Customized agenda templates for different meeting types 3. Facilitation techniques to maintain focus and participation 4. Decision-making frameworks to drive clear outcomes 5. Methods for handling common meeting challenges 6. Post-meeting follow-up systems to ensure accountability 7. Criteria for evaluating meeting necessity and effectiveness Include specific examples of how to handle different meeting scenarios, and recommend tools or methods that would enhance meeting productivity.