public class SimpleModule : IHttpModule  
    {  
        void IHttpModule.Init(HttpApplication application)  
        {  
            application.BeginRequest += new System.EventHandler(BeginRequest);  
            application.AcquireRequestState += new EventHandler(application_AcquireRequestState);  
        }  

        public void BeginRequest(object sender, EventArgs e)  
        {  
            // no session here
        }  

        void application_AcquireRequestState(object sender, EventArgs e)  
        {  
            HttpApplication app = sender as HttpApplication;  
            app.Session.Add("Message", "hello module");      
        }  

        public void Dispose()  
        {  
        }  
    }

[HttpPost]
public ActionResult Create(User user)
{
   ModelState.Remove("Name"); // به روز رسانی مقدار یک خاصیت در حالت ویژه ارسال به سرور
   user.Name = "new name";
   return View(user);
}

 <input type="text" name="User.Email" id="User_Email" value="@Model.User.Email" />

<asp:Image ImageUrl="..\foo.jpg" />