Your federal retirement could last decades so it pays to plan ahead. As in having a plan.Doing the right/smart thing now means a payoff for you, for your spouse/significant other and your children. And peace of mind. The way you get your financial ducks in a row can be a major gift emotionally as well as financially for those who may wind up taking care of you.So do you have an estate plan? Does it include beneficiary designations and property ownership arrangements? Do you know the difference between a will and a trust? And which is best for you?Tom O'Rourke is a Washington area attorney who specializes in estate planning. Many of his clients are active and retired federal workers. He says that many feds are worth a lot more than they think.