They just started pulling that data from the "Services" section. This callout can also be triggered if you have reviews that mention a service, or if your website mentions the service. If it is triggered from the Website or from the Reviews, it will call that out.
New advertising option:
A review of your product or service posted by a Sterling Sky employee. This will also be shared on the Sterling Sky & LSF Twitter accounts, our Facebook group, LinkedIn, and both newsletters.