Gary Goldschneider's Everyday Astrology: How to Make Astrology Work for You
This book contains advice for interactions with everyone in your life, by using the cheat code of simply knowing their sign. Impress that Gemini you're dating! Or convince your Virgo boss you need a raise. Figure out how to persuade your Pisces roommate to clean up. With the info here and some intuition, you'll learn how to be able to reflexively interact with people to get better outcomes from your human relationships.
(This book may contain a sharpie mark on the top or bottom edge and may show mild signs of shelfwear.)