This guitar learning system is the perfect tool for musicians of all levels who want to improve their skills and knowledge of rock, country, folk, and music theory. The package includes a workbook in book format, called Essential Elements Recorder Classroom Method Book 1, as well as a song book and a DVD for teaching practice. This system is suitable for beginners and intermediate level musicians looking to improve their guitar skills. The author of the workbook is Shirley Barber, and the publisher is Chord Buddy. The guitar learning system was manufactured in the United States. The subject of the package is music, and it falls into the categories of musical instruments and gear, as well as instruction books, CDs, and videos.