The biggest winners are the minority of business travelers who cannot plan ahead, but lack the muscle to negotiate special deals with individual carriers.

But corporate travelers may pay more, especially those whose companies negotiated steep discounts with individual carriers.

I'm sure we'll find out soon enough if individual carriers have installed it on Blackberry or not.

She added that individual carriers might have restrictions she was not aware of, so you should check with yours.

"Right now, you really can't make meaningful distinctions among individual carriers," he said.

It is the individual carriers that have contact with their customers, and not RIM directly.

A proposal should be made to include these costs in the general expenses of the individual carriers.

If the city was large enough, it might have to be sorted several more times before it reached an individual carrier.

And shutting borders can cause economic disruption; pursuing individual carriers often makes more epidemiological sense.