# PERF05-BP04: Define process for updating architecture

## Description

Establish process cho architecture evolution.

## Implementation Guidance

- Create architecture review process
- Define change approval workflow
- Document architecture decisions
- Plan for technology refresh
- Evaluate new options periodically

## Risk Level

Low - Static architecture becomes outdated.

## Related Best Practices

- [PERF05-BP03](PERF05-BP03-Review-Metrics.md)
- [OPS11-BP01](../../01-OPS/OPS11-Evolve-Operations-Evolution/OPS11-BP01-Continuous-Improvement.md)
