All fuel is scarce...Plan for winter now!" poster
The pattern
This still is filed under Civilian war-duty equate.
Define
A civilian act (saving, making, staying quiet) is framed as the same duty as the front.
Mechanism
Moral equate. The small act inherits the gravity of the large one. The ask is ordinary. The meaning is not.
Verdict
We need mass compliance on an unglamorous behavior and can honestly tie it to a shared stake.
Why it works
The illustration creates a sense of impending discomfort (the cold winter) which motivates the viewer. The copy then provides exactly three clear, numbered steps to avoid that discomfort.
Steal this when
You are prompting people to prepare for a seasonal or predictable problem before it happens.