Charles Schumer (D-New York) said a recently completed General Accounting Office report underscored the importance of a 72-hour waiting period.

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Caremark points to a 2003 General Accounting Office report claiming that mail-order prices were 27% below retail for brand-name drugs and 53% less for generics.

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And even pros can miss potential savings: A recent General Accounting Office report estimated that a million taxpayers overpaid because they didn't itemize their deductions when they should have--even though they had a pro do their return.

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