- There should be signs or maps to guide the registration point, the entry gate, presentation room, restroom, and the room for attendees to send the presentation files be clearly.
- Do not have drinking water for staffs.
- Lunch for the staffs should have various.
- Sometimes the preparation in each party has changed too suddenly which should be prepared to give more.
- Sometimes the staffs do not know the information that attendees asked.
- The registration should be clearly visible position.