Digital marketing is a broad term that encompasses all marketing efforts that use electronic devices or the internet to promote and advertise products or services. It's a dynamic and evolving field that leverages various digital channels and technologies to connect with potential customers where they spend much of their time online. Digital marketing is essential for businesses because it offers an efficient, data-driven, and highly targeted way to connect with a vast online audience, adapt to changing market dynamics, and achieve various marketing goals, ultimately contributing to business growth and success in the digital age.