Problem in Button click information from one form to another form in ASP.NET

Do Like this:
First set button properties :
usesubmitBehaviour equal to true
1)ResPonse.Redirect("second.aspx");

2) To accessing Id from one page aspx to another page aspx:
And then,In first aspx page write code like this:
string Id="some value ";
Response.Redirect("second.aspx?Id="+Id) ;
Accessing Id in second.aspx
 string strvalue = Request.QueryString["Id"];

Do Like this:
First set button properties :
usesubmitBehaviour equal to true
1)ResPonse.Redirect("second.aspx");

2) To accessing Id from one page aspx to another page aspx:
And then,In first aspx page write code like this:
string Id="some value ";
Response.Redirect("second.aspx?Id="+Id) ;
Accessing Id in second.aspx
 string strvalue = Request.QueryString["Id"];

Friend,
 
If the data is confidential, then you can use session variables. Otherwise, you can use query string.
 
Whuch method do you prefer?

Try this link for code sample Submitting Web Form data from one ASP.NET page to another