| Challenges |
Deliverables |
Tools |
| Strategy |
|
|
Define scope
Identify features
Define customers |
Product focus
Product features
Customer profiles |
Interviews
Focus Groups
Stakeholder meetings
Competitive Analysis |
| Requirements |
|
|
Analyze user needs
ID user actions
Specify the system |
Usage scenarios
Use cases
Object & flow models |
Field ethnography
Goal & Task analysis
Business analysis
Surveys |
| Design
|
|
|
Structure
Navigation
Content |
UI & site architecture
Interaction & UI design
Templates & dictionaries |
Prototype design
Information design
Participatory design
Prototype testing |
| Implementation |
|
|
UI Refinement
Product consistency |
Interface reviews
Style guides |
Surveys
Heuristic reviews
Cognitive walkthroughs |
| Release |
|
|
User acceptance
Real world usage
New versions |
Performance benchmarks
Design Validation
Feature & bug lists |
Performance testing
Field studies
Logging actual use
Questionnaires & Critical incidents |
