Think Paperless. Think how to solve the current people in queue method with paperless solutions.
Paperless QMS for Biz people is an ADMIN and Employee APP to handle the token numbers and setup.
If the customer does not show up when onQueue, the BIZ people can make a phone call to the customer.
In order to create an account, you should goto Paperless QMS for registration.
Link: https://play.google.com/store/apps/details?id=com.wheref.queuemsclient
More Info visit https://wheref.com