There are many courses available that can teach you about digital marketing. These courses can be found at universities, online learning platforms, or through digital marketing agencies. Some topics that are commonly covered in digital marketing courses include:

• Search engine optimization (SEO)
• Pay-per-click advertising (PPC)
• Content marketing
• Social media marketing
• Email marketing
• Mobile marketing
• Marketing automation
• Web analytics
• E-commerce marketing

Courses can vary in terms of length, cost, and depth of coverage. It's a good idea to research and compare different options to find the course that best fits your needs.