| Code | Meaning |
|---|---|
| BOLO: | Be on the lookout (used to identify wanted individuals or vehicles). |
| Out: | End of a transmission, no further response is needed. |
| Over: | End of a transmission, awaiting a response. |
| Roger: | Message received and understood. |
| Unit: | Refers to a specific police team or officer. |
| ETA: | Estimated time of arrival. |
| Negative: | No or denial. |
| Affirmative: | Yes or confirmation. |