Gadget/Widget platforms, such as live.com, have a natural integration with sites, such as eBay, using Web services. Gadgets are great for monitoring the status of ever-changing data; the eBay marketplace is always in flux. However, there are unique challenges you will need to overcome in order to use Web services in your gadget, such as security constraints, authentication, data overload, and more. This breakout session discusses how to use Web services within live.com and similar platforms, and dives into some real-world examples of gadgets/widgets that use third-party Web services.