126.96.36.199 Adding Folder Permissions
To add a new entry to the folder's permissions list, the client MUST send a RopModifyPermissions ROP request ([MS-OXCROPS] section 188.8.131.52) with the AddRow flag set in each PermissionData structure that specifies a user to be added. The PropertyValues field of the PermissionData structure MUST include the following properties:
The PropertyValues field MUST NOT include the PidTagMemberId property (section 2.2.5).
When copying the ACL from the Calendar folder to the Freebusy Data folder, the client SHOULD<6> set the ReplaceRows flag in the RopModifyPermissions ROP request buffer. In this case, all of the PermissionData structures in the ROP request buffer MUST have the AddRow flag set.