 The patient who wishes to decline automatic EMT measures - should be aware that most jurisdictions will require that the DNR, the MOST, and the POLST documents included in the Vial of Life container be original versions including the physician's signature.Another important directive is a legal document called the Health Care Power of Attorney (HCPOA) which designates a person to make medical decisions in the event the patient is no longer able to express their own preferences - due to illness or unconsciousness.This legal document generally requires notarized signatures of the patient and one of more witnesses to the patient's signature.