The express mail program that is supplied with the device is minimal and provides a limited usable screen size for reading mail in landscape mode.

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Put the two facts together, and the result is that many companies accept e-mail as an almost exclusive mode of communication between employees.

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However, the privacy mode requires a separate mail and address book app designed by Fujitsu, rather than the default email program and address book provided by the carrier.

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After ordering, he briefly switched out of vacation mode to check his e-mail on his phone.

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This software alerts users to incoming e-mail and calendar appointments while the computer is in sleep mode.

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Though e-mail been a success for Japan's NTT DoCoMo's i-Mode service, some observers are skeptical about the breadth of unified messaging's appeal.

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