Ultimately, Google could charge advertisers extra for a "call me" button, providing consumers with a direct link to call a business they find in a search.
Mr Pacey said Shop Directcall centres had seen a 55% decrease in calls, while there had been a "rapid increase" in mobile and self-service transactions.
As former military leaders and foreign policy officials, we call on the Bush administration to engage immediately indirect talks with the government of Iran without preconditions to help resolve the current crisis in the Middle East and settle differences over the Iranian nuclear program.
Perhaps more interesting than the rankings, though, was the finding that customers of MVNOs (like Virgin) ranked their services higher in account management and cost, while direct services (like T-Mobile) fared better in areas like company image and call quality.