Grant Cardone is an American entrepreneur, author, and motivational speaker known for his expertise in sales and real estate. He founded Cardone Capital, a real estate investment firm, and has authored several books, including "The 10X Rule," which emphasizes the importance of setting high goals and taking massive action to achieve them. In addition to his business ventures, Cardone is a prominent figure in the world of online training and coaching. He offers various programs and seminars aimed at helping individuals and businesses improve their sales techniques and overall performance in the competitive market.