| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | check in desk | United States | Located at the entrance of airports, where travelers drop off their luggage and obtain boarding passes. | 1 |
| 2 | check in desk | United States | Commonly found at airports and hotels for travelers to register and get their boarding passes or room keys. | 1 |
| 3 | check in desk | United States | Common at airports for passengers to check in their luggage and receive boarding passes. | 1 |