Most retirement advice is geared to younger savers — but what if you're already in your 70s and still unsure if you're ready to stop working? Imagine Jake, 75, a part-time consultant who’s bringing in $10,000 a month from Social Security, renting two properties and has$500,000 parked in a 401(k) along with some certificates of deposit (CDs) and annuities. Must Read He may look secure on paper, but he feels uneasy about his future. He’s still juggling $7,000 worth of monthly expenses, including mortgage ...