Digital marketing is the use of digital technologies and channels like the internet, mobile phones, and other digital mediums to market products and services. It involves techniques like search engine optimization (SEO) to improve search engine rankings, search engine marketing (SEM) which uses paid advertising, content marketing by creating and sharing content, social media marketing by promoting brands on social platforms, pay-per-click advertising where advertisers pay to show ads to users, and email marketing to send commercial messages to customers. Digital marketing allows brands to utilize technology and digital channels in their marketing strategies.