Beware of stale story points
Like baked good that have been around for too long story points also go stale. The expiration date for story points is typically four to six sprints after the stories are pointed. Once the points go stale, they should be removed from the story, and the story needs to be re-refined and repointed. After time has passed, the team will often point a story differently because of what they have learned from other work they have done in the intervening time. The team may now want to take a different approach to the story, so re-refining the story is the place to start. In a similar vein, when your team starts working on a project that they recently inherited from another team, all points assigned to stories by the previous owners of the project are, by definition, stale. Each team is unique in its knowledge and abilities so each team needs to assign points based on the effort they feel the story will take to complete. Additionally, teams often point differently, so the points one team assigns