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Backlog Grooming Best Practices
Backlog grooming (refinement) is the ongoing process of keeping the backlog ready for sprint planning. Good grooming means sprints start smoothly with well-understood work. Poor grooming leads to confusion, poor estimates, and wasted planning time.
Grooming Activities
| Activity | Purpose | Frequency |
|---|---|---|
| Add details | Clarify requirements | Every item |
| Estimate | Enable planning | Every item |
| Split stories | Right-sized work | Large items |
| Remove obsolete | Clean backlog | Regularly |
Grooming Process
Session Structure
GROOMING SESSION
════════════════
BEFORE SESSION:
─────────────────────────────────────
PO prepares:
├── New items to discuss
├── Priority order
├── Context for each item
├── Questions to answer
├── Ready to present
└── Preparation pays off
DURING SESSION:
─────────────────────────────────────
For each item (5-10 min):
1. PO presents item
├── What is this?
├── Why do we need it?
├── Who is it for?
└── Expected value
2. Team asks questions
├── Clarifying details
├── Edge cases
├── Dependencies
├── Technical concerns
└── Shared understanding
3. Add acceptance criteria
├── Given/When/Then
├── Edge cases covered
├── Testable criteria
└── Clear definition of done
4. Estimate
├── Planning poker
├── Quick discussion
├── Consensus
└── Sized for planning
5. Split if needed
├── Too large? Break down
├── Each piece valuable
└── Sprint-sized
AFTER SESSION:
─────────────────────────────────────
├── Stories updated in backlog
├── Priorities confirmed
├── Ready for sprint planning
└── Documentation complete
Healthy Backlog
Backlog Structure
HEALTHY BACKLOG
═══════════════
ICEBERG MODEL:
─────────────────────────────────────
Top (ready for sprint):
├── Detailed acceptance criteria
├── Estimated
├── Small enough for sprint
├── Dependencies identified
├── Next 2-3 sprints worth
└── Sprint-ready
Middle (coming soon):
├── Basic description
├── Rough size (T-shirt)
├── Coming in next quarter
├── Needs refinement
└── Pipeline
Bottom (future):
├── Ideas and placeholders
├── No details yet
├── Low priority
├── May never happen
└── Parking lot
BACKLOG VISUALIZATION:
─────────────────────────────────────
╔═══════════════════════════════╗
║ READY (2-3 sprints) ║ ← Refined, estimated
║ ┌────┐ ┌────┐ ┌────┐ ┌────┐ ║
║ │ 3 │ │ 5 │ │ 2 │ │ 3 │ ║
║ └────┘ └────┘ └────┘ └────┘ ║
╠═══════════════════════════════╣
║ COMING (next quarter) ║ ← Roughly sized
║ ┌─────┐ ┌──────┐ ┌─────┐ ║
║ │ M │ │ L │ │ S │ ║
║ └─────┘ └──────┘ └─────┘ ║
╠═══════════════════════════════╣
║ FUTURE ║ ← Ideas only
║ • idea • concept • maybe ║
╚═══════════════════════════════╝
DEFINITION OF READY:
─────────────────────────────────────
A story is ready when:
├── ☐ Clear user and value
├── ☐ Acceptance criteria defined
├── ☐ Estimated by team
├── ☐ Small enough for sprint
├── ☐ Dependencies identified
├── ☐ Team understands it
└── Can be pulled into sprint
Estimation in Grooming
Sizing Work
ESTIMATION IN GROOMING
══════════════════════
PLANNING POKER:
─────────────────────────────────────
Quick estimation:
├── PO presents story
├── Team selects cards
├── Reveal simultaneously
├── Discuss differences
├── Converge on number
└── 2-3 minutes per story
HANDLING LARGE ITEMS:
─────────────────────────────────────
If estimate > 13 points:
├── Don't estimate
├── Mark for splitting
├── Split in session or later
├── Re-estimate pieces
└── Small enough for sprint
REFERENCE STORIES:
─────────────────────────────────────
Maintain calibration:
├── 1 point: Simple bug fix
├── 3 points: New API endpoint
├── 5 points: Feature with tests
├── 8 points: Complex integration
├── Compare new work to references
└── Consistent sizing
Common Issues
Grooming Problems
GROOMING CHALLENGES
═══════════════════
STORIES TOO VAGUE:
─────────────────────────────────────
Problem:
├── Team can't estimate
├── Requirements unclear
├── Discussion goes in circles
└── Wasted time
Solution:
├── PO prepares better
├── Defer item until clear
├── Spike to research
├── Don't force it
└── Ready means ready
TOO MANY ITEMS:
─────────────────────────────────────
Problem:
├── Session runs long
├── Team fatigues
├── Quality drops
└── Dread the meeting
Solution:
├── Time-box to 1 hour
├── Focus on top priority
├── Limit items per session
├── Multiple shorter sessions
└── Sustainable pace
NO ONE PREPARED:
─────────────────────────────────────
Problem:
├── PO surprised by items
├── Team unfamiliar
├── Slow progress
└── Ineffective session
Solution:
├── PO prepares items in advance
├── Share agenda before
├── Team reviews beforehand
├── Preparation expected
└── Meeting works better
GitScrum Features
Backlog Management
GITSCRUM FOR GROOMING
═════════════════════
BACKLOG VIEW:
─────────────────────────────────────
├── Prioritized list
├── Drag to reorder
├── Filter by status
├── Refinement status visible
└── Clear backlog view
STORY DETAILS:
─────────────────────────────────────
├── Description with template
├── Acceptance criteria checklist
├── Estimation field
├── Labels for categorization
├── Ready indicator
└── Complete information
REFINEMENT TRACKING:
─────────────────────────────────────
├── Label: needs-refinement
├── Label: ready
├── Filter for grooming session
├── Track what's refined
└── Clear status
SPRINT PLANNING:
─────────────────────────────────────
├── Pull from refined items
├── Capacity visible
├── Drag into sprint
├── Smooth planning
└── Grooming enables planning
Best Practices
For Backlog Grooming
- Regular sessions — Weekly rhythm
- PO prepares — Come ready
- Time-box — 1 hour max
- Definition of Ready — Clear criteria
- Enough runway — 2-3 sprints ready
Anti-Patterns
GROOMING MISTAKES:
✗ Skip grooming
✗ Groom in sprint planning
✗ No preparation
✗ Estimate everything
✗ Huge backlog (200+ items)
✗ Never remove items
✗ No acceptance criteria
✗ Force unclear items