This essay discusses the new phenomenon in communication and how strategic communication is being used to promote sustainable behaviors regarding waste management and food leftovers. The case study of Icon Agency PR is used to illustrate the use of integrated public relations services and digital content to foster communication related to sustainable measures. The I Love Leftovers campaign is highlighted as an effective way to create a positive impact on food waste and leftovers. The essay also discusses the challenges faced in promoting sustainable behaviors and the use of social media platforms to engage audiences. The impact of the campaign is evaluated, and the essay concludes by emphasizing the importance of creating a healthy community and environment through sustainable consumption habits.