SharingItem.RemoteStatus (Outlook)
Returns or sets an OlRemoteStatus constant specifying the remote status of the SharingItem. Possible return values are olMarkedForCopy - Item is marked to be copied, olMarkedForDelete - Item is marked for deletion, olMarkedForDownload - Item is marked for download, olRemoteStatusNone - No remote status has been set, olUnMarked - Item is not marked.
Session.CreateSharingItem.RemoteStatus = olMarkedForCopy