# Greenfield Development / Legacy Constraints

> "greenfield-development" (evolution-principles layer) is traded against "Legacy Constraints" (evolution-principles layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Legacy Constraints" and choosing an explicit operating point.

Record: `tension:greenfield-development-legacy-constraints`
Kind: tension
Canonical: https://banes-lab.com/ontology/schema#tension-greenfield-development-legacy-constraints

## tensions-with

- [Greenfield Development](https://banes-lab.com/records/arch/greenfield-development.md)
- [Legacy Constraints](https://banes-lab.com/records/lex/legacy-constraints.md)