Digital marketing is the practice of promoting products or services through online channels. These channels include social media, search engines, email, and websites. Digital marketing allows businesses to reach a wider audience than traditional marketing methods and can be much more cost-effective. It also allows for real-time data tracking and analysis, which can help businesses make more informed decisions about their marketing strategies. Some examples of digital marketing tactics include search engine optimization, pay-per-click advertising, and content marketing. Overall, digital marketing is an essential part of any business's growth strategy in today's digital age.