Reputation work rarely fails because nobody cared. It fails because everyone cared in different fonts.
When brand guidance lands after the posters are already on the coaching inn wall, the sensible response is not panic. It is triage: which messages are public, which are recoverable, and which need a quiet conversation before the next market day.
We have learned to treat brand voice as operational infrastructure, not decoration. That discipline is why several of us keep returning to the same support case until the tone matches the promise.