This report delves into the significance of digital and social media marketing in contemporary business environments. It begins by defining marketing, explaining the marketing mix (including the 7Ps) and the communications mix, and then proceeds to define digital and social media marketing. The report emphasizes the importance of these marketing strategies for businesses. Part 2 presents two successful social media campaigns, those of Nike and L'Oréal Paris, analyzing their strategies and impact. The Nike case study examines their Facebook and Instagram presence, highlighting their 'Just Do It' campaign. The L'Oréal Paris example discusses their women empowerment campaign and digital initiatives. The report concludes by summarizing the essential role of social media marketing in enhancing brand awareness, reaching potential customers, and fostering networking opportunities. It also highlights the cost-effectiveness of social media marketing and its contribution to business growth.