# Use Cases

> The requirement that application operations be captured as explicit use cases in their own layer.

Record: `lexicon:use-cases`
Kind: constraint
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-use-cases

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Uniform Stage Interface](https://banes-lab.com/records/lexicon/uniform-stage-interface.md) and before [Anemic Layers](https://banes-lab.com/records/lexicon/anemic-layers.md).

## Category

- [Codebase / System Architecture Styles](https://banes-lab.com/records/lexicon-category/codebase-system-architecture-styles.md)

## Required by

- [Clean Architecture](https://banes-lab.com/records/architecture/clean-architecture.md)

## Linked from

- [Codebase / System Architecture Styles](https://banes-lab.com/ontology/principles/architecture-category-codebase-system-architecture-styles.md)
- [Codebase / System Architecture Styles](https://banes-lab.com/ontology/lexicon/lexicon-category-codebase-system-architecture-styles.md)
- [Domain Concerns](https://banes-lab.com/ontology/lexicon/lexicon-category-domain-concerns.md)