how to send an Email via Default Email Client Using C#

This code creates an email and  fetches the email address in Form 1 – textBox3.

 

 private void button2_Click(object sender, EventArgs e)
        {
            mailadr = textBox3.Text;
            String MM;
            MM = “Mailto:” + mailadr + “?subject= headlinetext& body=bodytext”;
            System.Diagnostics.Process proc = new System.Diagnostics.Process();
            proc.StartInfo.FileName = MM;
            proc.Start();
        }