Digital marketing promotes products and brands through online channels like search engines, social media, email, and paid ads. Every click and conversion can be tracked, so businesses can measure results and spend smarter. Skills such as SEO, content strategy, analytics, and A/B testing are now essential across industries. In a Digital Marketing Course in Chennai at FITA Academy, learners build these skills through hands-on projects, real campaigns, and placement support, preparing them for roles in IT, e-commerce, education, and healthcare.