PidTagIpmSubtreeEntryId Canonical Property
Applies to: Outlook 2013 | Outlook 2016
Contains the entry identifier of the root of the interpersonal message (IPM) folder subtree in the message store's folder tree.
This property represents the root of the IPM hierarchy. IPM clients should not display any folders that are not subfolders of the folder represented by this property.
Provides data type definitions.
Contains definitions of properties listed as alternate names.