How to send mails in asp.net

using System.Net;

using System.Net.Mail;

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Copy below code in pageload:

try

    {

MailMessage mm = newMailMessage(TextBox1.Text, TextBox2.Text, TextBox3.Text,                                          TextBox4.Text);

      mm.IsBodyHtml = false;

NetworkCredential nc = newNetworkCredential("Your gamil id", "your gmail password");

SmtpClient sc = newSmtpClient("SMTP.gmail.com", 587);

      sc.EnableSsl = true;

       sc.UseDefaultCredentials = false;

       sc.Credentials = nc;

       sc.Send(mm);

      Label1.Text = "mail sended sucessfully";

   }

catch (Exception ex)

        {

            Response.Write(ex.Message);

        }

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Hints:

textbox1.text=fromaddress

textbox2.text=toaddress

textbox3.text=subject

textbox4.text=matter

              now u can understand why we placed textboxes and labels in design page.....

 to send mails provide your valied gmail id and gmail password

Enjoy the code....!