As public awareness grows about the links between exercise and mental well$-$being and more athletes speak openly about their mental health, Nike's new campaign about mental wellbeing marks a step change for the brand, by shifting the focus from doing to feeling. Manon Rossi, digital marketing specialist at Nike, wrote about Mind Sets on LinkedIn. $$What if we start to put mental health back to the place it deserves$$right at the center of all conversation? For athletes, for employees, for every human being. Mental health is and should stay at the core of all our concerns. Let$$s slow down for a minute, pause and observe. No need to rush, no need to over$-$perform.$$

Of the four main ad classifications we discussed, and the purposes they serve, what would you say is the main utility of this campaign?