GET and POST to same Controller Action in ASP.NET MVC

Question

I\'d like to have a single action respond to both Gets as well as Posts. I tried the following

[HttpGet]
[HttpPost]
public ActionResult SignIn()
         


        

Answer 1

[HttpGet]
public ActionResult SignIn()
{
}

[HttpPost]
public ActionResult SignIn(FormCollection form)
{
}