You can export your Backlog contents in CSV format only. Although, Sprint, Issues and Release board contents can be exported in CSV, XML, XCL or JSON.
The “Agile User Stories and Groomed Product Backlog” link is broken.
Here is the link for your assistance!
Agile User Stories and Groomed Product Backlog
Please note the T in SMART in the bullet is wrong (Relevant)
Thanks for informing it to us.
This partially reads like a copy-and-paste job gone wrong. Case in point: “A user story is a cassette with too many details, effectively limiting and user communication.”