You always have the right to remain silent, as anything you say to a police detective will be used against you in court. You also have the right to be represented by an attorney when talking with the police. Just because a detective comes around looking for you doesn’t mean you have to speak to him or see him at the police precinct. If the detective is at your door, you don’t have to open it for him unless he has a warrant. If a detective is knocking at your door, you don’t have to answer. Here's some tips on what to do if you're suspected of a crime.