Don't take any wooden nickels! Scrap loose talk" poster
The pattern
This still is filed under Negative headline.
Define
The first line is a warning, a refusal, or a negated claim. Something the reader cannot skim as praise.
Mechanism
Pattern interrupt. A negative is harder to slide past than a compliment. The payload must arrive immediately after the stop.
Verdict
The category is full of sunny claims
Why it works
Uses a well-known idiom ('don't take any wooden nickels') to ground the abstract concept of rumor control in everyday common sense. The visual literalizes the metaphor perfectly.
Steal this when
When you can piggyback your message onto an existing popular idiom or piece of folk wisdom to make it instantly understood.