1, invitation system, directly inviting guests to participate in activities;
2, the lottery system, each by luck, after the registration is completed, the system draws lots, and after the extraction, the system message tells whether it has won the prize;
3. Registration system, first come, first served, and the event was successful;
4. Evaluation system. Select admission, and the person in charge of the activity can see the registration situation and determine the admission list. These are the registration methods commonly used by event organizers.