Ace-The-Backlog
Guides for agile estimation
Practical guides on planning poker, story points, the Fibonacci scale, remote estimation, and the vocabulary of agile estimation. Each guide is short, written for working teams, and links to the others where it makes sense.
The complete planning poker guide
History, why it works, how a session runs, estimation scales, common pitfalls, FAQ. The reference guide for agile teams.
Read moreStory points explained
What story points measure (complexity + uncertainty + volume), why agile teams use them instead of hours, how to calibrate a new team.
Read moreThe Fibonacci scale in agile estimation
Why 1, 2, 3, 5, 8, 13, 21. The math, the widening gaps, comparison with linear and T-shirt scales, when to split.
Read morePlanning poker for distributed teams
What changes remote, hesitation signals, side-channel chat, time-zone fatigue, tool features that matter.
Read morePlanning poker vs. scrum poker
Same technique, two names. A short history of both terms and when each shows up.
Read moreHow to choose a planning poker tool
Five criteria that actually matter — persistence, multi-role voting, scale flexibility, friction, sync vs. async.
Read moreAgile estimation glossary
21 defined terms used in agile estimation, planning poker, and Scrum refinement — Story Points, Velocity, Anchoring bias, Wideband Delphi, and more.
Read more
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