WE ARE HELPING WITH SALVAGE" poster
The pattern
This still is filed under Us-versus-them positioning.
Define
The buyer is invited into a side. The product is what we use. The named other is what we refuse.
Mechanism
Identity contrast. Choosing the offer is choosing a group. The out-group does as much work as the claim.
Verdict
The category is crowded
Why it works
It links the mundane, unglamorous act of 'salvage' (scrap collection) directly to the heroic, dramatic act of building warships, visually proving that civilian efforts create military hardware.
Steal this when
You need to convince people that their small, unglamorous contributions have a direct and powerful impact on a larger, exciting goal.