Call screener An "industry vet" stated, "At the very least you can catch 90 percent of them by getting their number and calling them back, generally they freak or give you a phony phone number." Other techniques described "include grilling the caller on little known facts about the situation or organization they claim to represent." Prank callers don't always get through: Although the names of most call screeners never make it on the air, there are a few notable screeners that are major characters on their shows. Many live call-in radio shows do not like alternative or adverse opinions to be aired,
National Do Not Call Registry that protecting consumer privacy is a top enforcement priority." On February 15, 2008, U.S. President George W. Bush signed into law as , the Do-Not-Call Improvement Act of 2007. Two major changes were enacted through this law: According to the 2009 Economic Report of the President, prepared by the Council of Economic Advisers, The program has proved quite popular: as of 2007, according to one survey, 72 percent of Americans had registered on the list, and 77 percent of those say that it made a large difference in the number of telemarketing calls that they receive (another 14 percent report