Truck driving is a fraternity and an interesting post on Hotcars.com discussed some of the issues that only truck drivers would be aware of like,

1. Using headlights to communicate is common.
2. The truck is their second home.
3. Only truck drivers understand the dangers of the job – one of Australia’s most dangerous professions.
4. Tailgating is a major problem.

Read more https://www.hotcars.com/legends-of-the-road-19-things-that-only-happen-in-a-truck-drivers-life/.