email vb.net not working

 Hi I am trying to test send an email on the localhost. Outlook works alright cause I can send and receive normal mails. I have this script
Private Sub BenchmarkCompletedEmail()

            Dim Email As New MailMessage

            With Email

                .From = AppSettings!FromAddress

                .To = AppSettings!ToAddress

                .Subject = AppSettings!Subject

                .Body = AppSettings!Body

                .BodyEncoding ...