public ActionResult SignUp(UserViewModel signupUser)
 {
     if (ModelState.IsValid)
     {
         PleDBEntities db           = new PleDBEntities();
         User          signupUserDb = new User();
         signupUserDb.UserID       = signupUser.UserID;
         signupUserDb.UserPassword = signupUser.UserPassword;
         signupUserDb.FullName     = signupUser.FullName;
         signupUserDb.Email        = signupUser.Email;
         signupUserDb.UserTypeID   = 3;
         db.Users.Add(signupUserDb);
         db.SaveChanges();
     }
     return(RedirectToAction("Login"));
 }