The steps for this activity are part of XP iteration planning. In order for this activity to be successful, the following preconditions should be met:

• The customer understands the user stories very well.
• The customer has defined acceptance criteria for the stories.
• All team members that will be involved in developing the stories should be present.

The customer selects a list of user stories that he would like included in the next iteration. The stories typically come from the release plan but may also include new stories that were not originally planned. The customer explains the stories and the acceptance test criteria to the developers.