For instance, a power of attorney may be granted to sign a business deal with Conglomerate X but will not be effective when signing deals with Conglomerate Y even if they are signed on the same day. It all depends on the legal papers that accompany the power of attorney. And these papers stating the contract for the power of attorney is required to be shown before an agent can act. In doing so, you can rest assured that everything goes smoothly as you planned when you are mentally incapacitated. Another power that you can grant to a trusted person concerns your health care. Health care powers of attorney refer to legal documents that designate someone to make financial decisions for your estate should you become disabled, in which case you cannot make decisions on your own. It is recommended that you consult a lawyer to avoid conflicts or hassles in the future. The lawyer can draft the legal document and inform all the parties involved about the rights and duties stipulated in it. Once the draft is done, the lawyer will keep a copy of the document that will come in handy should legal disputes arise in the future. Now, you might be worried that an interested buyer would visit your home while you are away. If you have authorized someone to take charge of your property in your absence beforehand, then you can rest assured that the sale would be properly negotiated and hopefully, a deal would be closed even if you are not present. You can appoint him or her to manage most of your financial and personal affairs or to handle only a specific aspect of your life. The laws regarding power of attorney vary from one state to another. However, a number of guidelines are common among states, and these rules must be strictly observed by both the principal and the agent. It is important that the person be able to spend much time to handle your affairs and work on your behalf. If not, you would be in trouble. Is the person easily available? Appoint an agent or attorney-in-fact who is easily accessible or available. This is to make sure he/she would always be there in cases of emergency.