Digital marketing is the practice of using digital channels to reach and engage customers. Some common digital marketing channels include:

• Search engine optimization (SEO): Optimizing a website to rank higher in search engine results pages (SERPs) for relevant keywords.  
   
• Pay-per-click (PPC) advertising: Creating and managing paid ads that appear on search engines and other websites.  
   
• Social media marketing: Promoting a brand or product on social media platforms like Facebook, Instagram, and Twitter.
• Content marketing: Creating and sharing valuable, relevant, and consistent content to attract and retain customers.
• Email marketing: Sending targeted emails to customers to promote products or services.
• Mobile marketing: Creating and managing marketing campaigns specifically for mobile devices.

Digital marketing can be a powerful tool for businesses of all sizes. By understanding and effectively using digital marketing channels, businesses can reach a wider audience, generate more leads, and increase sales.