The FolderActions (Get) method retrieves the FolderAction property, as specified in the property table in section 3.2.4.2.
[propget] HRESULT FolderActions( [out, retval] IFolderActionCollection** Actions );
Actions: Receives a pointer to a folder action collection object.
Return Values: This method MUST return an HRESULT with the severity bit clear on success as specified in [MS-ERREF]; otherwise, it MUST return one of the errors as defined in 2.2.1 or one of the errors as defined in [MS-ERREF] section 2.1.