Jan 31, 06 Backpack API - The Backpack API is implemented as vanilla XML over HTTP. It does require that you send an additional header, which will identify the format of the data being sent. That header is X-POST_DATA_FORMAT which should be set to "xml".
Max Kiesler is an award-winning strategic designer and co-founder and principal of Ideacodes.com, a web consultancy in San Francisco focused on next generation websites. About Max...