Thank you for looking. This is a set of 4 popular self-help and business books that are useful for business and daily life. [Set Contents] 1. The Science of Entrepreneurship: Introduction: 1,500 yen (individual) 2. The Courage to Be Disliked: 1,100 yen (individual) 3. Who Moved My Cheese?: 700 yen (individual) 4. The Art of Delegation: 800 yen (individual) ⭐️ Set price for all 4 books: 3,500 yen (shipping included) *Buying as a set is definitely a better deal! [Product Condition] - As these are used items, there may be some dirt, folds, cover scuffs, etc. - They are readable, but please only purchase if you understand this. [Shipping Method] - Will be shipped via anonymous delivery (Rakuraku Mercari便 or Yuu-yuu Mercari便). - Will be packed in a waterproof bag. [Other] - Immediate purchase is welcome. #SelfHelp #BusinessBooks #Entrepreneurship #Marketing #TheCourageToBeDisliked #SkillUp