The documents behind the case studies.

Vision, objectives, scope boundaries, milestones, budget assumptions and governance.

Who decides, who is consulted and how each stakeholder is engaged.

Five personas grounded in workshop findings, with goals, pains and constraints.

Current paper-and-phone process against the future state, with 12 quantified pain points.

Six measurable objectives with baselines and targets, business needs, scope and sign-off.

ISO/IEC/IEEE 29148 SRS: 93 functional requirements with field-level validation and messages.

58 rules: EVV exceptions, overtime with no premium stacking, 15-minute billing units.

29 measurable NFRs organised by ISO/IEC 25010 quality characteristics.

HIPAA safeguards, the Cures Act EVV elements and FLSA rules mapped to requirements.

Generated chain from objective to requirement, rule, story, API operation and test.

C4 views, container responsibilities and quality-attribute scenarios.

Clock-in with identity check, offline sync, billing run and dose escalation.

Visit, dose task, timesheet and invoice life cycles.

Tenancy, clients, authorizations, visits, punches, doses, payroll and billing entities.

Six low-fidelity screens for the caregiver app and the agency web app.

105 operations, each tagged with the requirements it implements.

INVEST stories with boundary-value Gherkin scenarios for clock-in and exceptions.

Milestones, sprint goals, capacity and the ceremonies that run them.

Eight CRs with impact analysis, including two rejected with rationale.

Risks, assumptions, issues and dependencies with owners and responses.

Risk-based scope, levels, environments, entry and exit criteria.

118 test cases traced to requirements and business rules.

12 business scenarios with steps, expected results and sign-off.

Blameless review with timeline, 5 Whys, CAPA and the change request it produced.

A feature specification written for AI coding agents, with plan and tasks.

Vision, objectives, scope, milestones and governance for Release 1.

Café owners, stylists, counter staff and customers, from 36 discovery interviews.

Phone, paper diary and printed allergen sheet against the future flows.

Booking and ordering platforms compared by archetype, fees and gaps.

Six objectives with baselines and targets; what R1 leaves out and why.

76 FRs in 8 modules with validation messages in German and English.

45 rules: allergen display, capacity re-check, VAT and discount allocation, start times.

27 NFRs by ISO/IEC 25010, including WCAG 2.2 AA and EU data residency.

GDPR, EU food information (14 allergens), VAT, PSD2 SCA and consumer rules.

Every FR traced to objectives, rules, stories, API operations and tests.

C4 context and containers, tech stack and quality scenarios.

Slot holds during slow bank challenges, authorize-then-capture, allergen re-confirmation.

Order, appointment, business onboarding and allergen declaration life cycles.

Businesses, versioned allergen declarations, orders with VAT groups, appointments.

Customer app and business portal screens with numbered annotations.

42 operations tagged with the requirements they implement.

INVEST stories with Gherkin, including the VAT basket example.

Seven two-week sprints, milestones, pilot and launch plan.

Seven CRs with impact analysis; three rejected with evidence.

98 test cases, with the worked examples as boundary tests.

10 UAT scripts signed off with the pilot businesses.

SEV-1 review: timeline, 5 Whys, CAPA and CR-005.

A feature specification for AI coding agents, with plan and tasks.

Vision, objectives, scope, milestones and governance for the four-branch rollout.

Seven personas from interviews and rush-hour observation.

Phone orders, paper tickets and a retail POS against the future flows.

Four options compared on fees, fit and risk.

Problem in numbers, six objectives with results to date, cost and benefit.

72 FRs, configuration ranges, a role matrix and worked examples.

45 rules in 8 decision tables: pickup availability, pricing and VAT, cancellation.

28 NFRs by ISO/IEC 25010, including till speed and resync time.

Every FR traced to objectives, needs, rules, stories, API and tests.

C4 context and containers for four apps on one backend, with the tech stack.

Atomic slot reservation, payment webhooks, invoice outbox, reconnect and resync.

Order, payment and invoice life cycles across channels.

MongoDB collections and the constraints that prevent double booking and double charging.

Customer app, iPad till and kitchen board screens.

42 operations tagged with the requirements they implement.

Socket.IO rooms, events, sequence numbers and snapshots for live boards.

INVEST stories with boundary-value Gherkin and the pickup-slot calculation.

Six sprints, milestones, pilot and branch rollout.

Seven CRs with impact analysis; two rejected with evidence.

90 test cases with decision tables and boundary values.

12 UAT scripts signed by the product owner and branch managers.

Blameless review with timeline, 5 Whys, CAPA and CR-007.

A feature specification for AI coding agents, with plan and tasks.