A Power of Attorney (hereinafter "POA") gives another person the authority to make personal and financial decisions on the principal's behalf. Can I give someone power of attorney to sell my property?Yes. This special power of attorney allows your agent to sign a deed for the property. A POA allows an individual (the agent) to make decisions and execute transactions related to property sales on behalf of the property owner (the principal). It allows an agent to complete defined tasks, such as selling a property, signing lease agreements, or transferring ownership. Download a Texas real estate power of attorney form to enable a real estate agent or relative to handle your property-related affairs. Stepbystep instructions about how to sign a deed to transfer real estate using a power of attorney. A Texas real estate power of attorney document can be completed to enable a real estate agent to act on behalf of a homeowner or buyer.