public ActionResult AddUser()
 {
     var addUserVM = new AddUserVM();
     addUserVM.Cities = GetCities();
     addUserVM.Skills = GetSkills();
     return View(addUserVM);
 }
        public ActionResult AddUser(AddUserVM model)
        {
            if (ModelState.IsValid)
            {
                // get the selected city
                int city = model.SelectedCity;

                return View("Results", model);
            }
            //Reload the Cities collection again
            model.Cities = GetCities();
            model.Skills = GetSkills();
            return View(model);
        }