Provision of alert messages to customers of an establishment

A non-transitory computer-readable storage medium comprising stored instructions that, when executed by one or more processors of a server of a customer management system, causes the server to perform a method of communicating with a customer of a business establishment, wherein the customer management system further comprises a computer at the business establishment, the method comprising:

• receiving information from the computer at the business establishment, wherein the information indicates that the customer is physically present at the business establishment;
• maintaining real-time synchronization of data processed by and information communicated throughout the customer management system, including business establishment configuration information provided to a user interface of the computer at the business establishment;
• communicating an alert notification regarding table availability to the customer, via text messaging directed to be received by a customer mobile device, wherein the server and customer mobile device are communicatively enabled over a wireless message gateway and an Internet web browser;
• and
• sending to a secondary device of a user at the business establishment, a customer service attention request, made by the customer via the customer mobile device at a time when the information indicating that the customer is physically present at the business establishment is stored in the customer management system, wherein the secondary device is in communication with the server and displays the customer service attention request to the second user.