Even the best investors make terrible investing mistakes. Michael Batnick talks about his new book, Big Mistakes: The Best Investors and Their Worst Investments. Plus, should you sign up for Medicare, and which parts? And, Big Al’s got 5 smart ways to collect more Social Security benefits, and the fellas answer the question, can you still take a lump sum from those benefits to buy a red Ferrari? Transcript and show notes at http://bit.ly/YMYW-178