Стратегии декомпозиции(нарезания) историй:
https://medium.com/the-liberators/10-powerful-strategies-for-breaking-down-user-stories-in-scrum-with-cheatsheet-2cd9aae7d0eb
https://medium.com/the-liberators/10-powerful-strategies-for-breaking-down-user-stories-in-scrum-with-cheatsheet-2cd9aae7d0eb