Digital marketing is the strategic use of digital channels such as social media, search engines, websites, email, and mobile apps to promote products, services, or brands. It involves various techniques including SEO, content marketing, PPC advertising, influencer partnerships, and analytics to reach and engage targeted audiences, drive traffic, increase conversions, and build brand loyalty. This modern approach allows businesses to track performance in real-time, optimize campaigns, and connect with customers more effectively than traditional marketing methods.