When it comes to legendary sports gamblers, names like Billy Walters and Haralabos (H-Bob) Voulgaris come to mind. These are two bettors who’ve made fortunes through sports betting alone. The name Jim ‘Mattress Mack’ McIngvale, however, doesn’t exactly scream sports gambling. As his nickname implies, McIngvale has gotten rich by selling mattresses and other furniture. Nevertheless, Mattress Mack is proving that he knows about mor... Read More