Digital marketing is the practice of marketing products, services, or via digital channels and technologies, most often on the internet. It involves strategies designed to engage audiences, build brands, and increase sales through various digital techniques.

Digital marketing can take many, including:

Search Engine Optimization (SEO): This is the process of optimizing a website to rank higher in search engine results pages, increasing the amount of organic (or free) traffic that the website receives.

Pay-Per-Click (PPC) Advertising: This is method where marketers pay a fee each time one of their ads is clicked. Google AdWords is a example of PPC advertising.

Social Media Marketing: This involves creating and sharing content on social media networks in order to achieve marketing and branding goals.

Content Marketing: This is a strategic marketing approach focused on creating and distributing valuable, relevant, and consistent content to attract and retain a clearly defined audience — with the objective of driving profitable customer action.

Email Marketing: This is a way to reach consumers directly via electronic mail. It's an effective way to keep customers informed and tailored to individual consumers.

Mobile Marketing: This involves reaching customers and prospects when they're using the internet away from the traditional home/office desktops environment. It can include SMS and app-based marketing.

Affiliate Marketing: This is a type of performance-based advertising where you receive commission for promoting someone else's products or services on your website.

Influencer Marketing: This type of marketing is the practice of engaging and partnering with people who have a strong influence over a community or industry, leveraging their reach to promote a product, service, or brand.

Digital marketing allows businesses to tailor their advertising techniques to suit the preferences of their target audience. It also provides businesses with the ability to measure the success of their campaigns and make adjustments in real time.