"[A]ny lawyer worth his salt will tell the suspect in no uncertain terms to make no statement to police under any circumstances." Watts v. Indiana, 338 U.S. 49, 59 (1949) (Justice Robert Jackson, concurring in part and dissenting in part).
Despite the near-universal cry of attorneys across the country, people still talk to the police. Rather than beat my head against the wall in protest, I will simply direct you to the video below. Although it was recorded in 2009, it is still one of the most concise and accurate summaries of the topic.
If you have ever questioned whether you should speak to law enforcement, please watch the first part of this video (26 min). It is bit lengthy but well worth the time.