How to Move an Office 2007 Address Book to a New Computer. One disadvantage of desktop email clients over Web-based email is that your address book and settings are stored locally.

In Outlook, you can add Contacts in the Address book. Saving contacts in the address book helps users to organize information about people.

Learn how Address Book can record URLs for use in Safari, Camino, and OmniWeb's bookmarks sections.

You can manually add new contacts to Yahoo Mail by using the "Add a new contact" feature in the Contacts tab or hovering over the recipient's name.