A Simple ASP.NET MVC Grid with Multilingual Support+Drop Down Menu

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using MvcApplication1.Models;

namespace MvcApplication1.Controllers
{
    public class CustomerController : BaseController
    {
        private PagingModel GetCustomers(string term)
        {
            var list = CustomerModel.GetAll();
            if (!string.IsNullOrEmpty(term)) list = list.Where(c => c.LastName.Contains(term) || c.Name.Contains(term)).ToList();
            var paging = new PagingModel();
            paging.ResultList = list;
            
            return paging;
        }

        public JsonResult GetCustomersJson(string term)
        {
            var list = GetCustomers(term).ResultList;
            return Json(list.Select(c => new { label = c.Name }).Distinct().ToList(), JsonRequestBehavior.AllowGet);
        }

        public ActionResult Index(PagingModel paging)
        {
            var list = GetCustomers(paging.SearchTerm);
            return View(list);
        }

        public ActionResult Grid(string term)
        {
            return PartialView(GetCustomers(term).ResultList);
        }
        //
        // GET: /Customer/Details/5

        public ActionResult Details(int id)
        {
            return View();
        }

        //
        // GET: /Customer/Create
        public ActionResult Create()
        {
            if (Request.IsAjaxRequest()) return PartialView();
            return View();
        }

        //
        // POST: /Customer/Create

        [HttpPost]
        public ActionResult Create(CustomerModel model)
        {
            if (ModelState.IsValid)
            {
                // TODO: Add insert logic here
                CustomerModel.Add(model);
                return RedirectToAction("Index");
            }
            return View(model);
        }

        //
        // GET: /Customer/Edit/5

        public ActionResult Edit(int id)
        {
            var model = CustomerModel.GetAll().Where(c => c.Id == id).FirstOrDefault();
            return View(model);
        }

        //
        // POST: /Customer/Edit/5

        [HttpPost]
        public ActionResult Edit(CustomerModel model)
        {
            if (ModelState.IsValid)
            {
                // TODO: Add insert logic here
                CustomerModel.Edit(model);
                return RedirectToAction("Index");
            }
            return View(model);
        }

        //
        // GET: /Customer/Delete/5

        public ActionResult Delete(int id)
        {
            return View();
        }

        //
        // POST: /Customer/Delete/5

        [HttpPost]
        public ActionResult Delete(int id, FormCollection collection)
        {
            try
            {
                // TODO: Add delete logic here

                return RedirectToAction("Index");
            }
            catch
            {
                return View();
            }
        }
    }
}