| Children's Advertising Review Unit (CARU) | A special unit, maintained by the National Advertising Division of the Council of Better Business Bureaus, to review advertising aimed at children.
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| Children's Online Privacy Protection Act (COPPA) | Requires that commercial websites that collect personal information from children under 13 obtain prior parental consent before they collect that information.
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| Corrective advertising | Advertising run by a firm to cause consumers to unlearn inaccurate information they acquired as a result of the firm's earlier advertising.
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| External reference price | A price provided by the manufacturer or retailer in addition to the actual current price of the product.
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