At a long-established pho shop in Hanoi, customers do not simply wait at a table. They queue to order and pay, then carry the finished bowls themselves. The report compares the arrangement to a canteen from the subsidy era. Instead of sending staff repeatedly through a cramped dining room, the shop channels customers toward the cooking counter and preserves order during peak demand.
Popularity alone does not create this line. A one-way sequence—order, payment, collection—makes diners part of the service process. They wait for food and then complete the final stage of delivery. The pho queue is therefore also an operating system for moving many customers through limited floor space.