Digital marketing is essential for several reasons:

1. Reach: With the increasing number of internet users worldwide, digital marketing allows businesses to reach a vast audience. Through various online channels such as search engines, social media, email, and websites.

2. Cost-effectiveness: Compared to traditional marketing methods like television or print advertising, digital marketing tends to be more cost-effective.

3. Targeting: Digital marketing enables precise targeting of specific demographics, interests, and behaviors. This targeted approach ensures that marketing efforts are directed towards those most likely to be interested in the products or services being offered, leading to higher conversion rates.