public async Task <ActionResult> SendMultipleEmail(CheckBoxList model) { if (model.checklist.Count(x => x.IsSelected) > 0) { var selectedEmail = model.GetSelectedEmail(); var body = "<p>Email From: {0} ({1})</p><p>Message:</p><p>{2}</p>"; var message = new MailMessage(); foreach (var journalistEmail in selectedEmail) { //string journalistEmail = db.Journalists.Find(journalistId).email; message.To.Add(new MailAddress(journalistEmail)); } message.From = new MailAddress("*****@*****.**"); // replace with valid value message.Subject = "MVC Email to Journalist"; message.Body = string.Format(body, model.FromName, model.FromEmail, model.message); message.IsBodyHtml = true; //if (model.Upload != null && model.Upload.ContentLength > 0) //{ // message.Attachments.Add(new Attachment(model.Upload.InputStream, Path.GetFileName(model.Upload.FileName))); //} using (var smtp = new SmtpClient()) { var credential = new NetworkCredential { UserName = "******", // replace with valid value //Password = "" // replace with valid value }; smtp.Credentials = credential; smtp.Host = "smtp.monash.edu.au"; //smtp.Port = 587; //smtp.EnableSsl = true; await smtp.SendMailAsync(message); return(RedirectToAction("Sent")); } //} //} } else { ViewBag.Message = "Please select at least 1 email"; } return(View(model)); }