Retirement Women on the Rise Share | Related Content Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. You May Need to Make Estimated Tax Payments If… Have income that isn’t subject to tax withholding? Or insufficient withholdings? You may have to pay estimated taxes. Buying vs. Leasing a Car Whatever your relationship with your car, it may eventually come time for a new one. Familiarize yourself with your options.