Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Related Content How Stocks Work Understanding how a stock works is key to understanding your investments. The Facts About Income Tax Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise you. A Checklist for When a Spouse or Parent Passes An overview of some fundamental steps when a loved one passes.