500  words  Compare and contrast voluntary and involuntary confessions.  How did

500  words
 Compare and contrast voluntary and involuntary confessions.  How did the court apply these concepts to the Miranda decision?  Provide and example of when a person is and is not in custody.  Is there a difference between an interview and an interrogation?  If a person waives his or her Miranda rights, how long is the waiver valid?  Can a person change his or her mind?  Can the police keep trying to get a suspect to talk until he or she agrees to do so without a lawyer?  Should there be any exceptions to the rule that a person is to be informed of their rights?  Discuss.