Question Topic: Band 1 road procedure (2021)
Explanation: On a motorway, you should keep to the left-hand lane whenever possible. Only use the other lanes for overtaking or when directed by signals. Using other lanes when the left-hand lane is empty can frustrate drivers behind you.
Category: Band 1 road procedure (2021)
References: The Official DVSA Guide to Driving: Section 11, Highway Code: Rule 264