# Requirements Analysis

> Requirements gathering and documentation. Use when eliciting, documenting, or validating requirements.

- Skill: `saolalab/requirements-analysis` (Agent Skill)
- Install (CLI): `npx skillmds@latest add saolalab/requirements-analysis`
- Raw SKILL.md: https://api.skillmd.com/api/skills/saolalab/requirements-analysis/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Docs & Writing
- Author: saolalab (https://skillmd.com/u/saolalab)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/saolalab/requirements-analysis

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# Requirements Analysis

## Requirements Types

| Type | Description | Example |
|------|-------------|---------|
| Business | What the business needs | "Reduce processing time by 50%" |
| Functional | What the system does | "System shall calculate tax" |
| Non-functional | How the system performs | "Page loads in <2 seconds" |
| Constraints | Limitations | "Must use existing database" |

## Elicitation Techniques

- **Interviews**: One-on-one with stakeholders
- **Workshops**: Group sessions
- **Observation**: Watch users work
- **Document Analysis**: Review existing docs
- **Prototyping**: Show and iterate

## User Story Format

```
As a [role]
I want [feature]
So that [benefit]

Acceptance Criteria:
- Given [context]
- When [action]
- Then [outcome]
```

## Requirements Documentation

### Business Requirements Document (BRD)
- Executive summary
- Business objectives
- Scope and constraints
- Stakeholders
- Requirements list
- Success metrics

### Traceability Matrix

| Req ID | Description | Source | Priority | Status |
|--------|-------------|--------|----------|--------|
| REQ-001 | ... | Stakeholder A | High | Approved |

## Validation Checklist

- [ ] Stakeholders have reviewed
- [ ] Requirements are testable
- [ ] No conflicts between requirements
- [ ] Priorities are assigned
- [ ] Dependencies identified