“People like us” framing presents a choice as simply what your kind of person does, so you conform to an identity instead of deciding on the merits. It fuses social identity theory (Tajfel & Turner) with the persuasive pull of similarity: a messenger who seems like you, describing an in-group you’d like to belong to, tells you what “people like us” naturally believe, buy, or support. The likeness does the selling, and the actual reasons the choice is good for you can be thin or absent behind it.
The diagnostic is a decision dressed as an identity. Instead of an argument — this is better, cheaper, safer for your situation — you get a description of the sort of person who chooses it: smart shoppers, people who get it, folks like us. The in-group is flattering and conveniently vague, with no verifiable membership, so the only way to confirm you belong is to make the choice. Hesitation gets quietly reframed as not really being one of us.
This is a subtle, everywhere lever — a hybrid of tribal identity activation (T9.1) and social proof (T3.11) — and mostly it steers preferences rather than threatening safety, which keeps it in the Elevated band. But steering is the point. The defense is to pull the identity apart from the decision: ask whether this is genuinely the best option for you, and remember that belonging worth having is never contingent on a single purchase.