# `POST /propertyname`

Protected. Requires a valid session cookie (`credentials: 'include'`).

Create property name

Creates a new property name for the selected company.

## Body (JSON)

| Field | Required | Type | Description |
|-------|----------|------|-------------|
| `name` | yes | string |  |
| `sort` | no | integer |  |
| `exclusive` | no | boolean |  |

```json
{
  "name": "…",
  "sort": 1,
  "exclusive": true
}
```

## Signals

On success, emits SSE signal: `propertyname` (see [`GET /events`](../events.md)).

## Response `201`

Created property name

```json
{
  "propertyname": {
    "id": 1,
    "name": "…",
    "sort": 1,
    "exclusive": true,
    "articleCount": 1
  }
}
```

## Errors

| Status | Description |
|--------|-------------|
| 400 | Bad request — `{"error":"…"}` |

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