Blaming slowed consumer spending, a Madison Avenue executive says small and midsized clients have begun to drastically cut their online advertising budgets. One e-commerce site, this ad exec told Silicon Alley Insider, saw sales drop from between $4 million and $5 million during the 2006 holiday season to just $1 million last year. It's particularly bad news for Google, this source argues, guessing that as much as 50 percent of Google's customers are smaller operations, spending $50,000 or less per month. (Photo by thenoodleator)

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