The exclusionary rule is a legal principle in the United States, under constitutional law, which holds that evidence collected or analyzed in violation of the defendant's constitutional rights is sometimes inadmissible for a criminal prosecution in a court of law.
Freelance interpreters charge anywhere between $15- $60 per hour, depending on skill and demand for interpreters. Staff interpreters at schools make anywhere from minimum wage to $35,000 per year.
RE: How much money does a Telephone interpreter make. A lot of companies do: $40-$80/hr for phone interpreting, but it is for the actual time spent on the phone not for customer service kind of thing. These are usually jobs for Workers' Compensation Board, some courts, etc.