1. Digital Photography Secrets – a Free email course with tips on improving your Digital Photography technique from the people behind the excellent Digital Photography Secrets Book
2. Digital Photography Success – an introductory course on improving your digital camera technique and skills.
3. Profitable Photography – a very popular e-book on how to make money using your digital or film camera. Many readers of this site have purchased this one.
4. Pro Photo Secrets – Resources on how to use Photoshop – excellent quality and highly recommended.
5. Landscape Photography – An Introductory Course in How To Take Great Landscape Photos – good for beginners.