"Nearby Washington Dulles International Airport is busy partlybecause the Northern Virginia high-tech corridor is growing sofast," says Tom Silva, communications director at Alter. "Webenefit because our client, Atlantic Coast, has benefited fromincreased air travel demand and needs to expand."

Brokers in Northern Virginia's Loudoun County, which borders thenation's capitol, say development and leasing activity in thearea's high-tech corridor are proceeding at a frantic pace, withbig deals rumored or announced almost daily.

"It's my understanding that Exodus Communications is about tosign for one million sf at Ashburn Corporate Center, which is rightacross the street from America Online's headquarters in Dulles,VA," says Andy Klaff, SVP at Grubb & Ellis' Vienna, VA office."The growth in the real-estate market here is following the massivegrowth being created by the convergence of the Internet and telecomindustries."