Terms used in this documentation.

Story Owner
Person responsible for a specific user story that’s going to be developed.
Person transmuting a wish into the code that’s running in production.
Product Board
Trello board with User Story cards.
Story Card
User Story
User Story Card
Single Trello card on Product Board that describes a single user story.
Work Board
Work Overview
Trello board with deployeable tasks/units derived from User Story cards.
Work Card
Work Cards
Trello cards on Work Board that describe a task/unit of work, derived from a user story.