Digital marketing utilizes online platforms to promote products and services through strategies like SEO, content marketing, and data analytics, providing significant advantages over offline marketing such as wider reach, cost-effectiveness, advanced targeting, and real-time analytics. Additionally, it includes specialized services like app development and website design, focusing on enhancing user engagement and conversion rates. Unique techniques like chatbot marketing and hyper-personalized email campaigns further differentiate digital marketing efforts by improving customer interaction and retention.