Word on the flu's potential dangers has spread faster than the virus so far, and travel agents, hotels and travel providers say they're getting calls.

At online travel agency Travelocity, spokesman Dan Toporek says customer calls have been "relatively low," which indicates that people aren't panicking and trying to cancel. Still, Travelocity has sent an alert to customers booked for Mexico, and it's temporarily waiving change fees for travel to or through Mexico in coming weeks.

"I book a lot of high-end clients to Mexico, and had three call me yesterday to change their plans," says Stacy Small, owner of Elite Travel International in Brentwood, Calif. When drug violence in Mexico made headlines recently, that wasn't a big issue with clients, but, "The swine flu has everyone freaked out."

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