Social proof
Evidence that people like your buyer already chose you and were glad — the substitute for the judgement they cannot make themselves.
Social proof is evidence that other people have already made the decision your buyer is weighing, and did not regret it: reviews, case studies, named clients, a visible count. It works because a buyer cannot evaluate the work before buying it, so they evaluate the people who bought it before them.
What makes it work or fail is specificity and similarity. "Great to work with" proves nothing; anyone can get that sentence. "They moved our booking rate from 18% to 31% in six weeks" proves something, and it proves it hardest to a reader who runs a similar operation. Five testimonials from your buyer's exact situation outperform fifty from everyone.
Collect it at the moment of delivered result, not at the end of a relationship. People are most articulate about a change while it is still surprising them, and least articulate about it a year later when it has become normal.
Worked: a page with three generic testimonials converts at 2.1%. Replaced with two case studies naming the industry, the starting number, the change and the timeframe, it converts at 4.4% — the same traffic, the same service, twice the enquiries, from an afternoon of asking two clients better questions.
Also known as
- testimonials
- case studies
- reviews
Relevant for
- Creators
- Subscriber counts prove reach, not results; one buyer describing exactly what changed for them outsells a follower number by a wide margin.
- Business owners
- Ask for the number, not the compliment — "a pleasure to work with" is available to everyone, and the reader knows it.