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Understanding Digital Marketing: Key Types, Channels, and Examples By The Investopedia Team Updated February 11, 2026 Reviewed by Margaret James Fact checked by Yarilet Perez

WHAT IS DIGITAL MARKETING ?

Digital marketing has reshaped how businesses reach and engage consumers. Instead of relying solely on traditional media such as television, print, or radio, companies now use online platforms to target specific audiences, measure campaign performance in real time, and adjust strategies quickly. As digital channels continue to evolve, marketing strategies have become increasingly data-driven and adaptable.

Understanding the Mechanics of Digital Marketing

Marketing includes various techniques and media to promote products and increase market share. To be successful, it requires a combination of advertising and sales savvy. Professional marketers take on these tasks either internally at individual companies or externally at marketing firms that may serve many different clients. Companies once focused on marketing through print, television, and radio because that was all they had. Although those options still exist, the internet gave companies another way to reach consumers and gave rise to digital marketing. New technologies and trends compelled companies to adjust their marketing strategies and budgets. Email became a popular marketing tool in the early days of digital marketing. Then the focus shifted to search engines which allowed businesses to tag and keyword items to get themselves noticed. The development of social platforms like Facebook made it possible for companies to track user data and deliver their messages to very specific audiences. Smartphones and portable devices enable companies to market products to consumers anywhere, and research shows that a large majority of American adults now make online purchases on their phones.

Website Marketing

Companies often use their own website as the centerpiece of their digital marketing activities. The most effective websites represent the brand and its products and services in a clear and memorable way. A website today must be fast-loading, mobile-friendly, and easy to navigate.

Pay-Per-Click Advertising

Pay-per-click (PPC) advertising enables marketers to reach audiences on news and other websites and digital platforms through paid ads. Marketers can set up PPC campaigns on Google, Bing, LinkedIn, X (formerly Twitter), Pinterest, and Facebook and show their ads to people searching terms related to their products or services. These campaigns can segment users based on their demographic characteristics (such as age or gender), or their particular interests or location. The most widely used services for PPC are Google Ads and Facebook Ads.

Social Media Marketing

he primary goals of a social media marketing campaign are to build brand awareness and establish trust. As you go deeper into social media marketing, you can use it to obtain leads and as a direct marketing or sales channel. Promoted posts and tweets are two examples of social media marketing. Today, nearly 7 in 10 shoppers report using social media for either shopping inspiration or to make purchases directly, demonstrating the deep connection platforms have with the consumer buying journey.