How do you intend to send the mail? External open relay? Other? There's no reason you can't use straight up CDO if you want, if that's what you're asking. You just have to add a reference to the CDO lib.
Hello Teddy. Really what I am doing is trying to change the header information that outlook is creating. I think I can do it with RDO, I would have rather have used CDO but RDO is supposed to be a steriod version of this