"They are fixed length events of one month or less to create consistency. A new Sprint starts immediately after the conclusion of the previous Sprint." - scrumg

"They are fixed length events of one month or less to create consistency. A new Sprint starts immediately after the conclusion of the previous Sprint." - scrumguides.org You also need to understand that "release" might mean behind a feature flag. Further, while continuous integration is not within the Scrum guide, it is a common practice in Scrum teams. Yes, there is a concept of a sprint goal, but the sprint goal may be a subset of the product goal. You may choose to group increments across sprint boundaries to present to customers independently of the end of the sprint.