To add contact information to a user, open the User Management console (go to Tools (cogwheel) > Manage Users/Groups.
Choose Edit for the user whose contact information you'd like to modify and go to the Details tab to change contact information fields.
Enter a basic description of the user and the URL for their website.
Address information is purely for informational purposes.
These fields can be configured to store commercial details for the user.
Enter a profession and type of business.
Enter the user's telephone and fax number.