George Foreman’s name USED to be synonymous only with heavyweight boxing, but since hanging up his gloves, Foreman has established himself as a Knockout Entrepreneur (also the title of his new book; Thomas Nelson; $22.99). “I use the old shotgun method,†says Foreman, 60, referring to his business ventures: a clothing line in Casual Male Big & Tall stores, eco-friendly cleaning products, and the George Foreman Grill which has sold more than 100 million units worldwide. “I fire a lot of shots knowing that one will hit.â€