During the release planning meeting, it is difficult to agree on priorities.
Sales want to implement some new features to catch up with the competitors.
Marketing want to work on a mobile interface that can prove to be a competitive differentiator.
Customer support want better logging and auditing capabilities to improve maintainability.
What should be done to set the priorities?
During a Sprint Planning session, the team argues about the work estimates for a particular story.
What value (in days) should be used for planning?
Why are estimates expressed in terms of story points difficult to explain outside of the team?