Session Variables can do ALL kinds of things. It depends on how you want to use it though. You can keep track of how many pages the user has visited, you can find out what page they are on, you can figure out how many times they visit each page.... ALl kinds of good stuff with Session Variables. There's a whole world of possibilities that Session Variables open up, although you have to know a lot of other code to make it work, the Session Variables are the key.