# Settle Collisions by Announcement

> A technique for resolving concurrent work on a jointly authored surface by each party announcing its claim before acting.

Record: `lexicon:settle-collisions-by-announcement`
Kind: technique
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-settle-collisions-by-announcement

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Declare the Missing Operand](https://banes-lab.com/records/lexicon/declare-the-missing-operand.md) and before [Refresh the Projection in the Same Change](https://banes-lab.com/records/lexicon/refresh-the-projection-in-the-same-change.md).

## Category

- [Coordination Surfaces](https://banes-lab.com/records/lexicon-category/coordination-surfaces.md)

## Refactors

- [Operand-Free Outcome Surface](https://banes-lab.com/records/architecture/operand-free-outcome-surface.md)

## Linked from

- [Coordination Surfaces](https://banes-lab.com/ontology/principles/architecture-category-coordination-surfaces.md)