The cover has scuffs due to age, and the green book cover has faint creases. I have taken photos of the areas that were scuffed and noticeable, so please refer to them. There is no sun fading or writing, and it is readable without any issues. I purchased it used and read it once. It has been disinfected with alcohol. If you have any questions, please feel free to ask. For price negotiations, please use the "Request Price Reduction" feature＾＾ I would like to use the comment section for checking the condition of the item. ⭐️Highly recommended for those who want it quickly⭐️ To deliver to you faster, I generally ship within 24 hours. 【Shipping is also available on weekends and holidays】 I ship via anonymous Mercari便, so we don't have to exchange personal information, which allows for a secure transaction♬ Immediate purchase without comments is OK♪ ◎Transaction◎ Both regular transactions and silent transactions are fine. I will not lower your rating even if you choose a silent transaction from start to finish. Please rest assured♪ ◎Product◎ "The "Box" Law: Free Yourself from Everyday Irritations and Choose a Life Uncontrolled by Emotions" The Arbinger Institute List Price: ¥1500 "Out of Your Mind--and Into Your Life: The Arbinger Pattern of Relationship Change" Shigeki Kanamori / Sei Tominaga / The Arbinger Institute List Price: ¥1600 ◎Shipping◎ Packaging is done using waterproof vinyl envelopes for shipping or waterproofed brown envelopes♪