u XML technologies are employed in a wide variety of software develop- ment applications, yet they are all expressed using XML syntax in the form of XML documents, which in turn need to be designed and edited. u XMLSPY 5 is an XML IDE that makes editing XML documents easy, including XML Schemas, XSL/XSLT stylesheets, and SOAP documents. u How to obtain and install XMLSPY 5. In the next chapter, you find out how to edit XML documents in XMLSPY 5. Chapter 1: The XMLSPY Game 13