Two books explaining communication techniques useful for business. - Title: The Book That Makes Speaking Fun - Author: Hiroshi Sakurai - Publisher: Mikasa Shobo - Title: If People Like You, 90% of Your Work Will Go Well - Author: Michihiro Akiba - Publisher: Golden - ISBN: 978-4-05-900818-7 Pocketbook size. I think you can easily read them on the train or bus. Since they are stored at home, I would appreciate your understanding. ·͜· ︎︎ᕷ