How are user stories typically documented?

User stories are typically documented through written descriptions of functionality that focus on the needs and experiences of the end-user. This format helps to clarify what the user needs from the system in a way that is both understandable and actionable for the development team. Each user story is usually structured to include a brief narrative that outlines who the user is, what they want to achieve, and why they want it, commonly following the format: "As a [type of user], I want [some goal] so that [some reason]."

This approach ensures that user stories capture essential functionality in a concise manner while promoting discussion and collaboration among team members. Each story can then be further refined and elaborated upon through conversations, making it easier to prioritize work and align it with user needs throughout the development process.

The other methods discussed, such as detailed technical specifications, focusing solely on user interface design, or summarizing outcomes without detail, do not effectively represent the essence of user stories. They could miss the opportunity for iterative discussions and user feedback that users stories inherently provide.