Click Address Book on the toolbar of the Main
Window. In the left pane, click + to expand the address book the group
is located in, then click the name of the address book.
or
Click Address in an item you are composing.
Right-click or Ctrl+click the group > click Details.
Groups are marked by the icon
and display in the right and left panes of the Address Book.
On the Details tab, click Members to open the
Address Selector dialog box and display the address list.
Click the drop-down list to filter the list by contacts,
groups, or resources.
To add a contact, click the Look In drop-down list, then click the address book the contact is in.
In the Look For field, type the contact you want
to add.
The address list scrolls to the nearest match.
Double-click the contact so that it is added to the Selected list.
To delete a contact, click the name in the Selected list, then click Remove.
Click OK twice to save the group.