Working with the Goozex API is extremely simple. It uses common XML and RSS output that allows you to import and use the data with any XML-processing tool. Yet, it is a powerful tool to build great mash-ups using the Goozex Data. You can even create mash-ups between multiple sites: for example, pulling Amazon data for the games in user's Request list to offer a method to buy a game from Amazon; or putting together a Google Map that shows where all the games you have traded currently are. The possibilities are endless! The Goozex API is compatible with most programming languages available today...