If you fancy a real challenge, check out my guide to using cookies on your WAP-enabled mobile phone. The worked examples show how to determine if your phone can handle cookies and then on to show how value-added pages could be constructed using data from a registration page held in cookie form.
The link is at: http://www.mildewhall.com/stuff/WAPcookies/
