Re: Synchronize to another remote directory
                You can use WinSCP .NET assembly and its 
https://winscp.net/eng/docs/library_session_comparedirectories
Then you can iterate the differences and apply them to the third folder.
        Session.CompareDirectories method to find the differences.
https://winscp.net/eng/docs/library_session_comparedirectories
Then you can iterate the differences and apply them to the third folder.