Mayoras says she's had people come to her office with wills or trusts that weren't created correctly. "If you don't use an attorney who specializes in this area, you're losing a lot of possibilities that you would otherwise have," she adds. "What if there isn't an estate tax situation? What happens if your children pass away? There's a lot of what-ifs, and there's no way checking boxes on a form is going to account for that."