C#

           MailMessage mailMsg = new MailMessage();
            mailMsg.From = new MailAddress("youremail@example.com");
            mailMsg.To.Add("someone@example.com");
            mailMsg.Subject = "Test subject 2";
            mailMsg.IsBodyHtml = true;
            mailMsg.BodyEncoding = Encoding.UTF8;
            mailMsg.Body = "This email is sent from asp.net code";
            mailMsg.Priority = MailPriority.Normal;
            // Smtp configuration
            SmtpClient client = new SmtpClient();
            client.Credentials = new NetworkCredential("myemailaccount@gmail.com", 

"mypassword");
            client.Port = 587; //or use 465            
            client.Host = "smtp.gmail.com";
            client.EnableSsl = true;
            object userState = mailMsg;
            try
            {
                //you can also call client.Send(msg)
                // client.SendAsync(mailMsg, userState);
                client.Send(mailMsg);
            }
            catch (SmtpException ex)
            {
                Console.WriteLine(ex.ToString());
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }

            return;

Users       UserRecords
---------   ------------
ID          RecordId | UserId