Digital marketing refers to the promotion of products or services through digital channels such as search engines, websites, social media, email, and mobile apps. The goal of digital marketing is to reach a wider audience and to drive more traffic, leads, and sales.

Here are some of the key components of digital marketing:

1. Search engine optimization (SEO): This involves optimizing a website or web page so that it ranks higher in search engine results pages (SERPs) for specific keywords or phrases. This can be achieved through techniques such as keyword research, content creation, and on-page optimization.

2. Pay-per-click advertising (PPC): This is a form of online advertising where the advertiser pays each time a user clicks on one of their ads. Google Ads (formerly Google AdWords) is one of the most popular PPC platforms.

3. Social media marketing: This involves using social media platforms such as Facebook, Twitter, and Instagram to promote a product or service. This can be done through organic posts or paid advertising.

4. Content marketing: This refers to creating and distributing valuable, relevant, and consistent content with the aim of attracting and engaging a specific audience. This can be done through blog posts, videos, infographics, and other forms of content.

5. Email marketing: This involves sending emails to a list of subscribers to promote a product or service. This can be done through newsletters, promotional emails, and automated drip campaigns.

6. Affiliate marketing: Affiliate marketing is a type of performance-based marketing where a business rewards one or more affiliates for each visitor or customer brought about by the affiliate's own marketing efforts.

7. Influencer marketing: Involves working with popular social media personalities known as influencers to promote a product or service. They can help reach wider audiences, especially those who are difficult to target through traditional marketing methods.

8. Mobile marketing: This involves reaching customers on their mobile devices through SMS, push notifications, mobile apps, and mobile-optimized websites.

These are just a few examples of the many different digital marketing techniques that are available. A good digital marketing strategy will typically involve a combination of several different techniques to reach the target audience and achieve the desired business goals.