Bento Address Book Fields That Update the Address Book Application
The following fields in the Address Book library update information in the Address Book application.
 
Phone number: Work, Home, Mobile, Main, Home fax, Work fax, Pager, Other
You can use import and export with the Address Book library. Records imported into the Address Book library update the Address Book application. See Chapter 9, “Importing, Exporting, and Printing” on page 113 for information on importing and exporting.
You can add other fields to your Address Book library records in Bento, but your additional fields are not added to the Address Book application. See Chapter 8, “Using Fields” on page 83 for information on adding fields.
Conversely, any custom field labels you have defined in the Address Book application are not displayed in the Address Book library in Bento.