You did it! Your taxes are finally in the books for another year. And then it happens. You get a statement from your (apparently forgotten) investment account. Or you hear from a neighbor that your son’s Lasik eye surgery may be tax-deductible as a medical expense. Now what!? Don’t panic or worry an IRS agent will show up to imprison your first-born child. We have assembled step-by-step instructions for you to follow.