It is easy to send mail from your email account to another email using gmail smtp server, Here the sample code in C#, you should have to add the following class files in includes,
using System.Net.Mail;
using System.Net;
MailMessage mail = new MailMessage();
string from = "fromemailaddress@gmail.com"; // your gmail address
string pass = "yourpassword"; // your gmail password
mail.From = new MailAddress(from);
mail.To.Add("tomailaddress@gmail.com"); //to mail address
mail.Subject = "This is test mail from smtp";
mail.Body = "This is my test mail sending from SMTP ";
SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587);
smtp.EnableSsl = true;
smtp.Credentials = new NetworkCredential(from, pass);
try
{
smtp.Send(mail);
}
catch (Exception ex)
{
throw new System.Exception(ex.Message);
}