If you're named as an agent or advocate in a Power of Attorney in Michigan, first ensure you understand the scope of your authority and responsibilities by thoroughly reviewing the document. You should communicate with the principal to grasp their specific wishes and consult an attorney if you have any questions about the terms of the POA. It's also important to keep meticulous records of all actions and decisions you make as an agent and always act in the principal's best interest, upholding the trust they've placed in you.