Hi Deivarayan,
’ Create attendees of the meeting<o:p></o:p>
Dim attendees As New MailAddressCollection()
attendees.Add("receiver1@gmail.com")
attendees.Add("newcustomeronnet@gmail.com")
Dim app As New Appointment("Location: Mess", DateTime.Now.AddHours(1), DateTime.Now.AddHours(2), New MailAddress("AEtest12@gmail.com"), attendees)
app.Summary = "Test Summary"
app.UniqueId = Guid.NewGuid().ToString()
' setup message that needs to be sent
Dim msg As New MailMessage()
msg.From = "AEtest12@gmail.com"
msg.[To] = "receiver@gmail.com"
msg.Subject = "Test Mail Subject"
msg.Body = "you are invited"
' add meeting request to the message
msg.AddAlternateView(app.RequestApointment())
' setup smtp client to send email with meeting request
Dim smtp As SmtpClient = New SmtpClient("smtp.gmail.com", 587, "aetest12", "password")
smtp.EnableSsl = True
smtp.Send(msg)