You export tasks to create an document of your choice. Various types of document are available by default, with additional ones you require contributed by custom plug-ins. The standard options include:
If the status of a project is 'Awaiting Work' or beyond, the project editor will display all tasks for the project in a separate tab.
This tab will show a table of all the tasks. Select the tasks you wish to export and click the 'export' button:
Clicking this button will open a wizard that will ask for what type of document to create and any further options specific to that document type:
select document type wizard window
example : work list options wizard window
Invoices have specific options that are detailed in invoice generation.