Implementation in POS:
In the existing system, based on the created time the customer is displayed in the customer search.
In the revised functionality, the customer search should follow the below order,
1) First – The customers with only a phone number are shown.
2) Second- Customer names are displayed in the alphabetical (A-Z) order.
Note: In the alphabetical sorted display, the numerical values should not be displayed.
3) Finally, the alphanumerical data is displayed.
4) Fourth, the customer with only an email address is displayed as blank.