Envoyer un mail programmatiquement

using Microsoft.Office.Interop.Outlook;
 
static class Program
{
    ///
    /// The main entry point for the application.
    ///
    [STAThread]
    static void Main()
    {
        MailItem mailItem =(Microsoft.Office.Interop.Outlook.MailItem)
            new Microsoft.Office.Interop.Outlook.ApplicationClass().CreateItem(
            Microsoft.Office.Interop.Outlook.OlItemType.olMailItem);
 
        mailItem.Subject ="Mon sujet";
        mailItem.Body ="Mon message";
        mailItem.To = "Olivier_helin@dietsmann.com";
        mailItem.Save();
        mailItem.Send();
    }
}