What does this white arrow on the road ahead mean?

Don’t attempt to overtake here, as there might be unseen hazards over the brow of the hill. Keep to the left.

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What does this sign mean?

Where does this marking normally appear on a road?

When can you park on these markings outside a school?

You’re approaching a junction where the traffic lights aren’t working. What should you do when a police officer gives this signal?

Where would you see these road markings?

What does this sign mean?