The speaker prefaces her story by admitting, "my attention to detail is not good." Her key learning wasn't just to "be better," but to implement a system—getting a colleague to double-check schedules—to mitigate her known weakness and prevent costly campaign errors.
A critical date error on a time-sensitive ad campaign was salvaged not by a contract clause, but by a strong relationship with the media owner. They fixed the mistake and even added value, proving that professional rapport can be a powerful, informal insurance policy against human error.