====== Traffic Controller - Registration Operation Manual ======

In the Registration Hall, we will separate delegates into various queue for badge collection.
  * Exhibitor/Group registration
  * Walk-in guests and unpaid registration (need to pay)
  * Paid registration without barcode (need search barcode)
  * Paid registration with barcode
  * Invited Faculty

1-2 traffic controllers will be arranged at the entrance of these queues, "Walk-in guests and unpaid registration", "Paid registration without barcode", "Paid registration with barcode" to identify the guest.

===== Walk-in Guests and unpaid registration =====

  * Ask if they have registered before
    * if NO, proceed to this queue
    * if YES, ask if they have paid or received the confirmation barcode
      * if NO, proceed to this queue
      * if YES, proceed to "Paid registration" queues

===== Paid registration without barcode =====

  * Ask if they have registered before
    * if NO, proceed to "Walk-in Guests and unpaid registration" queue
    * if YES, ask if they have the confirmation barcode
      * if NO, proceed to this queue
      * if YES, proceed to "Paid registration with barcode" queue

===== Paid registration with barcode =====

  * Ask the guest to "show" you their confirmation barcode
    * if NO, proceed to "Paid registration without barcode" queue
    * if YES, proceed to this queue