# REL03-BP02: Build services focused on specific business domains

## Description

Xây dựng services theo domain-driven design principles.

## Implementation Guidance

- Define bounded contexts clearly
- Align services with business capabilities
- Minimize cross-service dependencies
- Use ubiquitous language within domains
- Establish clear ownership per service

## Risk Level

Medium - Poor domain alignment creates coupling.

## Related Best Practices

- [REL03-BP01](REL03-BP01-Segment-Workload.md)
- [REL03-BP03](REL03-BP03-API-Contracts.md)
