[1] The ITS specification identifies concepts (called "ITS data categories") which are important for internationalization and localization.
ITS v1.0 includes seven data categories: The vocabulary is designed to address two different aspects: First by providing markup usable directly in the XML documents.
In the following ITS markup example, the its:locNote element specifies that any node corresponding to the XPath expression "//msg/data" has an associated note.
There are best practices, design and authoring guidelines help make documents are correctly internationalized and easy to localize.
For example, using attributes to store translatable text is a bad idea for many different reasons, but ITS cannot prevent an XML developer from making such choice.