A power of attorney is a legal document that allows one person, known as the principal, to authorize another person, called the agent or attorney-in-fact, to make decisions on their behalf. This can include managing financial matters, making healthcare decisions, or handling legal affairs. The principal can specify the extent of the agent's authority, which can be broad or limited to specific tasks. There are different types of power of attorney, such as durable and springing. A durable power of attorney remains effective even if the principal becomes incapacitated, while a springing power of attorney only takes effect under certain conditions. It is important for individuals to choose a trustworthy agent, as they will have significant control over the principal's