Prosecutors said PW Marketing violated the 1998 anti-spam law because these unsolicited e-mails were sent without a free call number for recipients to phone to stop additional mailings.

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For instance, doctors can call a toll-free number (1-888-667-3212) for help billing Medicare.

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The effort to reach them will include advertising in multiple languages and establishing a toll-free number that people can call to get help in nearly any language.

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For more information, call this toll-free number, 1-85JUXTAPID (1-855-898-2743).

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The services are heavily marketed to cardholders, particularly when you call a toll-free number to activate a card or ask a question, or when a customer-service rep calls to answer an inquiry.

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Establish a toll-free number for employers in five states to call to verify the legal status of prospective employees.

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These include a special site on which to shop, guaranteed free next day shipping, a VIP phone number to call for customer service, as well as an exclusive online outfit-builder tool.

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This means businesses can advertise themselves as having a "global toll-free number, " letting their clients know "it's a free call with Viber".

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But if you're willing to pay extra, you can call a fee-based number on the weekend and after your 90 days of free technical support expire.

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Another unnecessary cost: employees who call a company-paid 800 number to retrieve voice mail from their desktop phone instead of using free long distance on a cell phone.

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