Fixed in
Update 1
bug_id	short_desc
	Synchronization performance has been substantially improved.
638990	After initial synchronization, new items promptly synchronize from GroupWise to mobile devices.
633751	Time stamps are correctly set on mobile devices.
601547	Work ZIP codes are synchronized for contacts.
632889	Contacts with categories are not duplicated on mobile devices.
633839	Appointments that lack a time zone setting are successfully synchronized to mobile devices.
640646	When you modify an appointment in GroupWise, the change synchronizes successfully to your mobile device when your device is configured to handle conflict detection.