...
The intended users are the authors of fiction and fan-fiction who want to write collaboratively and the people that read them. Most current authors are familiar with the basics of web-based posting, word processing, and Internet usage. A subclass of the authors are moderators, who create and maintain group stories. This By default the moderator of the story is the original creator, and as such will set the tone for the style and quality required for a given project. The moderator subclass will probably be more familiar with word processing, though will not necessarily have any more experience using web interfaces.
...
Goal: Create a new story
Preconditions: Login
Subtasks: Designate various attributes, such as fandom, title, genre, and list of authors; communicate with the authors about the style and goals of the proposed project
Potential Errors: Create a story with the wrong attributes
...
Goal: Moderate status of a story
Preconditions: Login; have moderator permissions for the story
Subtasks: Edit attributes for the story (fandom, title, genre, etc.); delete sections of the story; block offensive comments
Potential Errors: Accidentally delete sections of story; accidentally change attributes to unintended values (e.g. removing a user from the list of authors); accidentally block the wrong comment
Read
Goal: Locate and read a story
Preconditions: None
Subtasks: Choose the story (by choosing an attribute, such as author or fandom that the user is interested in, or by reading the updates to a story the user has already read)
Potential Errors: Navigate to the wrong story; forget the title/author/etc. of a story the user wants to read the updates to
Comment
Goal: Communicate with readers of a story
Preconditions: Read; login
Subtasks: None
Potential Errors: Accidentally post incomplete or incorrect comment; navigate away from page and lose current progress
...