The document discusses a Rocket German language learning course that the author recently purchased. It provides learning materials in many formats like audio tracks and flashcards. The author enjoys using the audio tracks while walking and flashcards on the subway. The course is significantly cheaper than others since it is digital download instead of physical materials. The instructor on the audio tracks has a good sense of humor that makes following the course easier. While some files need printing, the overall price is lower due to lack of physical discs. The author provides more tips and reviews at the listed website.