You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "person who has been given power to act for others?" whose answer is A power of attorney.
Each document should contain about 30 words, and these documents should contain useful information.

Query: person given power to act for others
Useful Output:

Doc 1: A power of attorney is a document that gives someone legal authority to act for another person. It allows you to assign a person to manage your affairs if you
Doc 2: A power of attorney allows you (the principal) to appoint someone you trust (ie an attorney or attorneys) to make decisions for you during your lifetime.
Doc 3: A power of attorney is a contract by which a person designate someone else to represent him or act on his behalf.
Doc 4: You are known as the donor, the person who is giving the power of attorney. The person who you appoint to act on your behalf is the attorney.
Doc 5: A power of attorney is a legal document giving one person (the agent or attorney-in-fact) the right to make certain decisions for another (the principal).