You can create XML data from a Microsoft Excel 2003 worksheet or workbook, but you'll need to do some manual steps to get the data to conform to valid XML format.

How to Add an XML Map to an Excel Spreadsheet. An XML map allows a business to arrange data stored in XML documents so that the information can be easily imported into a predefined table in an ...

Microsoft has started to roll out a new feature that promises to turn Excel into a much more valuable data-surfacing tool than ever before. Here's how it works.