Many retirees don't maximize their Social Security retirement benefits because they start them at the wrong time or overlook more sophisticated claiming strategies. Those can be costly mistakes, according to a growing body of research. A couple that is strategic about when and how it files can boost its lifelong benefits by as much as $100,000 compared with what the spouses would get if both simply took benefits at 62, according to a March 2014 Journal of Financial Planning article by John Shoven from Stanford University and Sita Nataraj Slavov from the American Enterprise Institute. Advisers willing to learn Social Security planning's finer points can provide a service to clients or even win new ones when they may want them - just before they retire. true Jen Lake with Balasa Dinverno Foltz LLC in Itasca, Illinois started "deep diving" into claiming strategies several years ago. She studied the Social Security Administration's website and attended pr