What are some sites that offer free courses for learning about SEO and other aspects of Internet marketing?

There are several websites that offer free courses for learning about SEO and other aspects of internet marketing. Some popular ones include:

1. Moz Academy: They offer a range of free courses on SEO, keyword research, link building, and more.

2. Google Digital Garage: Google provides free courses on various digital marketing topics, including SEO fundamentals.

3. HubSpot Academy: They offer a wide range of free courses on inbound marketing, SEO, content marketing, and more.

4. SEMrush Academy: SEMrush offers free courses on SEO, content marketing, PPC, and social media marketing.

5. Neil Patel's Free SEO Training: Neil Patel, a renowned digital marketer, provides free SEO training on his website.