The sitemap feature lets you submit a sitemap file via Bings Webmaster tools.

The Get an AppID lets you get started with the Bing API, and the new Silverlight tools section takes you to where you can download the Silverlight software developer kit and manipulate search results with the click of a button. Also in the Toolbox area are snippets from the Webmaster Blog and the Developer blog. The Developers section of the Toolbox features A whitepaper Access to the Bing Software developer Kit Bing Product Guidelines Libraries and apps for getting started with the API, the Bing Maps developer center, and Bing Translator Related resources for Silverlight SDK for Bing, PowerToys, and the Code for Green Contest Bing API Terms of Use The Webmasters section of the Toolbox features Bing product guidelines Site submission Sitemap submission Bing API Web Page Error Toolkit Malware detection SEO toolkit Related resources like the Bing whitepaper, Channel Bing video, and Webmaster help guidelinesThe Ads Campaign Tools section of the Toolbox features Access to register for the Ads Pilot Program Access to adCenter Microsoft Advertising Intelligence tools Search advertising tools adCEnter adExcellence program Resource for all ad toolsBeyond these four main sections there are also navigational tabs for support and community, which can be used to connect with Bing and other Bing users. Community provides access to blogs, forums, media, and events, while support gives you access to FAQs, webmaster help, developer help, and Bing API documentation.