Digital marketing refers to promoting products and services using digital channels like the internet, mobile, and social media instead of traditional channels like TV, print, and radio. It allows marketers to reach consumers through targeted digital strategies like internet marketing, mobile marketing, social media marketing, and viral marketing. Digital marketing is important for sports and entertainment marketers as it allows them to reach massive audiences for free through social networks and engage fans. A successful digital marketing strategy utilizes different social media platforms and applications to connect with customers.