In a task, a post requirement element specifies something a user needs to do after completing the task.
Example
<step> <cmd>Follow the steps in the HTML Help install guide wizard to complete the installation.</cmd> </step> </steps> <postreq>If you install the Help compiler to a drive other than the C drive, you may need to customize the <property> value for "hhc.dir" in some of the build <filepath>.xml</filepath> scripts in the Toolkit root directory. The Toolkit assumes the compiler is installed on your C drive. </postreq> </taskbody>