The 10x Rule is a rule of thumb that states that to achieve success, you need to be ten times more productive than your peers. The rule was introduced by author Grant Cardone in his book "The 10X Rule: The Only Difference Between Success and Failure".The 10x Rule is a book by Grant Cardone that talks about how success is 10 times the work of average people. He also talks about how you can make your goals happen if you are willing to do what it takes. [URL=https://www.xcellentbookstore.com/]The 10x Rule the only difference between success and failure[/URL]. It's not just a book, but an ideology that helps people grow in their lives and businesses alike.