Synthesized answer
The author provides evidence that "More than 80,000 companies have discovered what EOS can do" [1, 2]. Additionally, the book states that "OVER 1 MILLION COPIES SOLD!" [2]. The passages also mention that "Successful companies are applying Traction every day to run profitable, frustration-free businesses" [2].
The passages indicate that these companies have discovered the benefits of the Entrepreneurial Operating System (EOS) and are successfully running profitable businesses by applying Traction [1, 2]. However, the passages do not specify what particular evidence or data is presented within the book to support these claims about the number of companies using EOS or the number of copies sold.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Grip. Categories: Business & Economics Pages: 273 Snippet: More than 80,000 companies have discovered what EOS can do. In Traction, you'll learn the secrets of strengthening the six key components of your business.
Title: Traction by Gino Wickman Description: OVER 1 MILLION COPIES SOLD! Do you have a grip on your business, or does your business have a grip on you? All entrepreneurs and business leaders face similar frustrations—personnel conflict, profit woes, and inadequate growth. Decisions never seem to get made, or, once made, fail to be properly implemented. But there is a solution. It's not complicated or theoretical.The Entrepreneurial Operating System® is a practical method for achieving the business success you have always envisioned. More than 80,000 companies have discovered what EOS can do.…