Books for sale, gently used (special collection)

A collection of used books for sale, gently used with no torn pages, spilled substances, or wet pages, etc. The pages are intact, with no drawings or writings on them, and you can inspect the product in person before purchasing. The available books are offered at symbolic prices depending on each book (I've had these books for over nine years, and their original prices were high, but now I can't keep them, so please don't undervalue the price as it's already very low compared to the book's original price long ago). A discount will be given for anyone buying multiple books: Al-Khaytana (Self-development and Business): 15 SAR How to Convince Others and Influence Them? (Self-development): 35 SAR Scientific Methods for Problem Solving (Self-development): 10 SAR Our Children and Social Media (Educational and Teaching): 45 SAR The Power of Your Potential (Self-development): 35 SAR Lectures on Esotericism (Books on folk healing, understanding the nature of the universe and nature), rare: 35 SAR Shadow of the Wind (World-famous epic novel, original first edition, vintage): 65 SAR How Do You Recognize Your Personality? (Psychology): 44 SAR Can I Do It? (Self-development): 45 SAR My Story with Science (Medical and Scientific): 55 SAR Successful Time Management (Self-development and Management), globally famous: 65 SAR Great Reward in Inner Peace (Religious): 10 SAR What Exactly Should You Start With? (Self-development and Management): 56 SAR Bride of Poetry by Aaidh Al-Qarni (Poems), rare first edition: 105 SAR Books by Fahd Al-Otaibi (Reflections and Thoughts): both for 35 SAR Habits of Productivity (Self-development and Management): 44 SAR The Art of Being Indifferent (Self-development and Personality): 99 SAR Pocket Book of Positivity (Psychological developmental phrases): 55 SAR Children's Intelligence (Education and Teaching), rare: 54 SAR Physics and Systems Study Book: 88 SAR