public void SendMail(string smtpAddress, string from, string to, string cc, string replyTo, string body, string subject, bool isHtml) { MailMessage email = new MailMessage(); email.From = new MailAddress("*****@*****.**", "Streebo Metis"); if (replyTo != String.Empty) { email.ReplyTo = new MailAddress(replyTo); } Dictionary <string, string> lstResourceWithEmail = new Dictionary <string, string>(); objBLL = new MetisBLL(); DataTable dtable = objBLL.getAllResourcesWithEmail(); email.To.Add(to); if (cc != String.Empty) { email.CC.Add(cc); } email.Body = body; email.Subject = subject; email.IsBodyHtml = isHtml; //email.Attachments.Add(new Attachment(attachmentStream, fileName)); SmtpClient smtp = new SmtpClient("localhost", 587); smtp.Host = "smtp.gmail.com"; //Or Your SMTP Server Address smtp.Credentials = new System.Net.NetworkCredential ("*****@*****.**", "Inbox@1234"); //Or your Smtp Email ID and Password smtp.DeliveryMethod = SmtpDeliveryMethod.Network; smtp.EnableSsl = true; smtp.Send(email); }