You thought you understood Product Backlog

Improving the Profession of So2ware Development © 1993-‐2011 Scrum.org, All Rights Reserved

Ken Schwaber

Agile Vietnam May 28, 2012

© 1993-‐2011 Scrum.org, All Rights Reserved

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Scrum

Professional Scrum Master

A man who carries a cat by the tail learns something he can learn in no other way.

-‐ Mark Twain


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3 Types of Content in Scrum

Roles • Product

Owner • Development

Team • Scrum Master

Artifacts • Increment • Product

Backlog • Sprint

Backlog

Events • Sprint • Sprint

Planning • Daily Scrum • Sprint Review • Retrospective


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Scrum in acIon


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•  Something required in soLware. •  What, not how. •  Not implemenIng a database or a infrastructure.

•  Describes something a customer can directly experience.

•  May be contained in a Sprint, Release, Roadmap, Goal, Strategy.

What Is A Requirement?


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Product Backlog Product Backlog

Cost: 13

Cost: 20

Cost: 1

Cost: 3

Cost: 5

Cost: 8

Cost: 3 A

Cost: 20

Cost: 13

Cost: 100

Cost: 13

•  Inventory of things to be done

•  Desirements •  Ordered based on •  Transparent •  Minimal but

sufficient •  Managed by

Product Owner


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Views or OrientaIon into Product Backlog

Product Backlog

Cost: 13

Cost: 20

Cost: 1

Cost: 3

Cost: 5

Cost: 8

Cost: 3 A

Cost: 20

Cost: 13

Cost: 100

Cost: 13

Business System •  Work flow •  Process •  AcIvity •  FuncIon

System •  Architecture •  Layer •  Subsystem,

module, components

Business Process •  Workflow •  AcIvity •  Task

Persona

New capability


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Major League Baseball (MLB) Vision

Be the in the heart of sports fans worldwide.

•  Expand worldwide •  OpImize revenues •  Reach down and up in age

•  Be a role model

Vision Strategies

Vision Strategy TacIcs Release


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MLB Strategies

•  OpImize Revenues •  Increase adverIsing revenues

•  Increase adendance •  Increase number of leagues and teams worldwide

•  Capture more of “aLer box office purchase” revenues

Strategy TacIcs



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MLB TacIcal Roadmap

•  Capture more of “aLer box office purchase” revenues

•  Ensure all aLer box office revenues are legally MLB’s

•  Put up facility for trading these Ickets

•  Enforce the law •  Increase funcIonality to increase revenue capture

TacIc Roadmap



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Roadmap Item – MLB Tickets (MLBTix)

•  Put up facility for trading these Ickets

•  Increase funcIonality to increase revenue capture

•  Establish fixed-‐price Icket exchange prior to opening day

•  Establish aucIoning by mid-‐season

•  Establish social media capabiliIes

MLBTix The Plan



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Requirements oLen have three components

Developed by Development Team

•  The “consumer” of the requirement Consumer

•  What the user will consume Requirement

•  “…so that…” spells out boundaries of requirement and acceptance tests . How to know if a requirement is saIsfied.

Acceptance Criteria


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Sprint 1 Forecast


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Sprint 2 Forecast


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Acceptance Tests


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Acceptance Tests


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PBI Linked to System and Business Processes

BP1

BP2

BP3

BP5

BP4

BP6

BP7

Capability Packages, Use Scenarios & Stories (Backlog

Items)

CP1

US1

US2

STORY1

STORY2

STORY3

STORY6

STORY5

STORY4

CCA1

CCA2

CCA3

CCA5

CCA4

CCA6

CCA7

CCA8

Business and Admin Process Hierarchies

(Feature Groups)

Common Architectural Feature

(Feature Groups)

US3

STORY7

STORY6

STORY5

STORY4

CP2


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Sprint Planning MeeIng Flow

Dev. Team Capacity

Product Backlog

Analyze, evaluate and select Product Backlog for Sprint

Establish Goal and forecast work

Figure out how to do work; decompose it into

actionable work plan

Sprint Backlog

DefiniIon Of Done

Standards, ConvenIons Guidelines


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•  How do you know how much Product Backlog to select in the Sprint Planning meeIng?

•  If the definiIon of “done” isn’t in place, how would you know how much to select?

• What is the value of knowing the definiIon of “done” when you are creaIng the product backlog?

SelecIng Product Backlog 5 MINS


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Form Sprint Backlog

Product Backlog

Cost: 13

Cost: 20

Cost: 1

Cost: 3

Cost: 5

Cost: 8

Cost: 3 A

Cost: 20

Cost: 13

Cost: 100

Cost: 13

Sprint Backlog

Cost: 20

Cost: 20

Cost: 13

Sprint Backlog

Cost: 20

Cost: 0

Cost: 0

Cost: 2

Cost3

Cost: 5

Cost: 3

Cost10

Cost:10


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Lane 1 2 3 4 5

What 1 Develop Acceptance tests for PBIs

Detailed Design

Automate all tests

Test soLware and doc.

Fix and repeat 4 unIl all works

Who 1 Whole team Whole team

QA, Analyst Whole team Whole team

What 2 Write unit tests and code

Who 2 Designers, programmers

What 3 Write documentaIon

Who 3 Tech writers

Test First Development Kanban Training Wheels


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Sample Sprint Backlog Board


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Backlog Grooming

•  Grooming means –  Planning the PBL to an acIonable level of detail – Maintaining a Rolling Backlog ProjecIon

•  Plan 10% of each Sprint to be spent grooming the Product Backlog

•  Top ordered Product Backlog items are well understood and easily selected in Sprint Planning

•  Never allow the Product Owner to go into the Sprint Planning meeIng with an un-‐groomed Product Backlog.


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Sprint Review

Sprint Review

Increment

Sprint Analysis

Product Backlog

Restore unfinished product backlog to PB

Reformulate development team

Rearrange PB for new opportuniIes

Release one or more increments of funcIonality

Stop SprinIng Add more Scrum Teams

CollaboraAve working session of Scrum Team and key stakeholders


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Sprint Review

Sprint RetrospecIves

•  Scrum Team inspects how the last Sprint went

•  Scrum Team selects several improvements

•  Scrum Team implements improvements for next Sprint(s) Sprint

Time line of Events in Sprint


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Sprint RetrospecIve Books


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Wiley, April 2012 Ken Schwaber & Jeff Sutherland “We hold these truths to be self-‐evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these Life, Liberty and the pursuit of Happiness and SoLware in 30 Days.”

SoLware in 30 Days


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Next Steps

Join the Yahoo! discussion group where you can tap into the collecIve knowledge of Scrum users around the world. hdp://groups.yahoo.com/group/scrumdevelopment/

If you achieve PSM cerIficaIon you are eligible to join the LinkedIn group to conInue the conversaIons with the people you’ve met in this class, and start new ones with other PSMs.

Engage

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Thank You!

Education

You thought you understood Product Backlog