Explore the Jobs and Responsibilities of Power Of Attorney If you are interested in any real estate property in Dubai but can’t travel because of any reasons, you have a legal right to appoint a power of attorney. This way, you can make a deal from an overseas location as per your convenience. POA is a person who works on your behalf and makes all necessary decision. He or she is legally liable to sign the contract, agreement and other document as and when required. What can a Power of attorney UAE do? It is a very common question asked by many who are willing to make a real estate deal from an overseas location.