A set of 4 books to improve communication skills. Instant purchase OK! Shipping costs covered by the seller! Ships within 24 hours! I also have other used books for sale! #RuTo's books 【Condition】 ・Some volumes have slight scuffing on the cover and spine. ・There is a stain on the bottom of "People Who Lose and Gain with How They Speak" (see photo 8). ・Each book has been inspected and no writing was found, but there may be oversights. ・Otherwise, there are no noticeable stains, sun damage, folds, or wrinkles. Please consider this item as used. When shipping the item, I will take waterproof measures and carefully package it, aiming to ship within 24 hours. I do not smoke, and I do not have any pets. In the unlikely event that there are any problems with the purchased item, please contact me via the transaction message. I will respond. I work on weekdays, so replies may be in the evening or the next day, but I will try to reply as quickly as possible. 【Set Contents】 - Title: People Who Speak 90% - Author: Shigehisa Nagamatsu - Title: People Who Lose and Gain with How They Speak - Author: Tatsunari Hyakuda - Title: OUTPUT Output Encyclopedia - Author: Shion Kabasawa - Title: How to Convey 90% - Author: Keiichi Sasaki Thank you for viewing.