Digital marketing is the use of online platforms to promote products or services. It includes channels like social media, search engines, email, and websites. Businesses use digital marketing to reach a larger, more targeted audience. It is cost-effective compared to traditional marketing methods. Campaigns can be tracked and optimized in real-time. Content creation and SEO play a vital role in online visibility. Mobile marketing has become increasingly important with growing smartphone use. Digital marketing enables personalized customer interactions and engagement.