The Sera application is a new system for managing waiting queues/lines. It transforms queues from their current form to an advanced online system that works on all smart phones and is linked to the private computers of the entity that wishes to run the application. It gives freedom to the user, speed and ease of use. It is a system that makes waiting in line easier, faster and more convenient for all. It also gives companies a new mechanism for monitoring their employees efficiently, which helps with evaluations.