2.2.1.9.7 PidTagOscSyncEnabled Property
Type: PtypBoolean ([MS-OXCDATA] section 2.11.1)
The PidTagOscSyncEnabled property ([MS-OXPROPS] section 2.848) specifies whether contact synchronization with an external source (such as a social networking site) is handled by the server. This property is set on a message that is stored in the contacts folder.<12>