Maintaining an Address Book
•You use an address book to save e-mail addresses and to associate those addresses with nicknames.
•Nicknames are special names that are easy to remember. You can use a nickname to represent a person or a group.
•You can usually organize contact information about individuals and groups in an address book. 
•You can refer to entries in your address book at any point while you are composing, replying to or forwarding a message.
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