Before Mark Cuban was a billionaire with an estimated net worth of about $6 billion, he was a penny pincher. The “Shark Tank” investor still embraces frugal habits to save money, like driving ...

Here are a couple of sketchy ‘Shark Tank’ business ideas that made Mark Cuban say, 'You are such a con artist...' ...

Inventor Tate Koenig's Pizza Pack storage container wowed Lori Greiner from "Shark Tank," but what happened to the innovative ...