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>The current US "do not call" and "do not mail" list is impotent as well. The problem spammers and telemarketers certainly aren't going to use them! All they do is prevent legitimate businesses from contacting you about products that might actually interest you. <g>
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Unfortunately the words "legitimate business" and "telemarketers" are not mutually exclusive. I have done work for telemarketers who followed the rules and the DNC list was a very big deal. If you are on it, legitimate telemarketers will not call you intentionally. So, it is a good thing.