Digital marketing is the use of digital channels to reach and engage with customers. It includes a wide range of activities, such as search engine optimization (SEO), search engine marketing (SEM), social media marketing, email marketing, and content marketing.

Here are some of the most popular digital marketing services:

1. Search engine optimization (SEO): SEO is the process of improving your website's ranking in search engine results pages (SERPs). This can be done by optimising your website's content, structure, and code.
2. Search engine marketing (SEM): SEM is the process of paying to have your website appear at the top of SERPs. This can be done through Google AdWords, Bing Ads, and other platforms.
3. Social media marketing: Social media marketing is the use of social media platforms to connect with and engage with customers. This can be done by creating and sharing content, running social media ads, and participating in social media conversations.
4. Email marketing: Email marketing is the process of sending email messages to a list of subscribers. This can be used to promote your products or services, provide updates, or build relationships with customers.
5. Content marketing: Content marketing is the process of creating and sharing valuable content with the goal of attracting and retaining customers. This can be done through blog posts, articles, infographics, videos, and other formats.