>Another approach I might look into is using CreateProcess() to run a exe that will take care of the job and using WaitForSingleObject() to wait for the exe to complete the job, this way I'll know if the job was completed or not.
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Just looking back on your requirements, and thought I might ask: have you looked at wwIPstuff? It does what I think you are trying to do by wrapping Synchronous functions in WinInet.dll. You can send mail directly to an SMTP server...