A Parent's Guide to Understanding Power of Attorney Documents Power of attorney (POA) documents can seem daunting, especially for parents who may not have encountered them before. These legal instruments grant someone the authority to make decisions on your behalf when you are unable to do so. Understanding the nuances of these documents is essential for ensuring that your family’s needs are met and that your wishes are honored. What is Power of Attorney? At its core, a power of attorney is a legal document that allows you to appoint someone else to act on your behalf. This can cover a range of