با کد زیر میتونید از طریق smtp گوگل یک ایمیل همراه با اتچ(ضمیمه) ارسال کنید:
Dim FROM1 As New MailAddress("hellas2012@yahoo.com")
Dim RECIVER As New MailAddress("novincontrol@gmail.com")
Dim MY_EMAIL As New MailMessage(FROM1, RECIVER)
MY_EMAIL.Subject = "THIS IS A TEST 4"
MY_EMAIL.Body = " HI, This Email Sent With VB.NET 2005"
Dim MY_ATTACH As New Attachment("c:\gg.txt")
MY_EMAIL.Attachments.Add(MY_ATTACH)
Dim SmtpMail As New SmtpClient
SmtpMail.Host = "smtp.gmail.com"
SmtpMail.EnableSsl = True
Dim theCredential As New System.Net.NetworkCredential("novincontrol@gmail.com", "pass")
SmtpMail.Credentials = theCredential
SmtpMail.Send(MY_EMAIL)