Research and determination are the keys to success, whether you’re 25 or 65 When Wendell Hall was asked to relocate for the 13th time in 31 years, he realized how demanding and unfulfilling his corporate life had become. As a vice president of operations for General Motors Acceptance Corp., he oversaw lending activities among GM dealers throughout the Western U.S. The job required lots of travel and, at age 55, another transfer, this time from northern New Jersey to Detroit. “I wasn’t willing to do that again, so I left,” he says. Mr. Hall accepted an early retirement offer, then