 Get to know Mike Lester, the founder of Talon Wealth. Today, the financial significance of turning 59 and a half. The way that retirement plans at work are set up, particularly for 401ks, a lot of the 403b accounts that are out there, many, many of those plans have an option within the plan that allows you to do what's called an in-service distribution. It just means that once you become 59 and a half,