LaunchEvents com.apple.xpc.activity com.apple.AddressBook.ScheduledSync Priority Utility Interval 3600 POSIXSpawnType Adaptive Label com.apple.AddressBook.SourceSync MachServices com.apple.AddressBook.ScheduledSync com.apple.AddressBook.SourceSync com.apple.AddressBook.PushNotification com.apple.AddressBook.PushSubscription ProgramArguments /System/Library/Frameworks/AddressBook.framework/Versions/A/Helpers/AddressBookSourceSync.app/Contents/MacOS/AddressBookSourceSync