Rob Fitzpatrick has written the most essential book on validating your business ideas correctly and in a way that is practical and will save you time, money, and heartbreak. It's a short book that basically says that you shouldn't ask anyone if your business is a good idea, because it's a bad question and everyone is bound to lie in varying degrees. It's not their responsibility to tell you the truth, but yours to extract it correctly. And this book can teach you how.
The New York Times bestselling author and social media expert Gary Vaynerchuk, founder of WineLibrary and Vayner Media, shells out hard-won advice on how to connect with customers and beat the competition in an increasingly noisy word. Read this book if mastering social media marketing is your goal.
Ann Hadley has written a go-to guide for understanding how you should approach writing great content that inspires and compels readers to take your desired action. The book provides a mental framework for coming up with the right content to create given your audience and business.
Another fantastic book by Ryan Holiday where he uncovers that there is a defined formula for success that is timeless, and you can follow it too. To quote Marcus Aurelius, "The impediment to action advances action. What stands in the way becomes the way."
Perhaps the best book on positioning to come out in recent times, learn from April Dunford on how you can understand your customers and use it to position your product to success. Learn her five components of positioning, how to instantly connect your offering's value proposition to an audience, choosing the best markets for your product, and more.
A step-by-step, encyclopedic reference manual by Steve Blank and Bob Dorf on how to build and scale a successful startup. Best to read this book in parts and reference it whenever you need help with a particular section.
