2.2.1.58.5 PidTagRtfInSync Property
Type: PtypBoolean ([MS-OXCDATA] section 2.11.1)
The PidTagRtfInSync property ([MS-OXPROPS] section 2.943) is set to "TRUE" (0x01) if the RTF body has been synchronized with the contents in the PidTagBody property (section 2.2.1.58.1).