RESTON, VA-Cable & Wireless leased 77,000 sf at the Sallie Mae corporate campus in Reston after the student loan agency downsized its own staff, freeing up space in the tight office market.

ALEXANDRIA, VA-A joint venture has purchased the 24,000-sf building at 815 Slaters Lane in Alexandria, and one of the owner's members has leased the building with plans to make it headquarters. National Media, an advertising agency plans to occupy the building in March 2001.

ARLINGTON, VA-The National Rural Electric Cooperative Association plans to break ground soon on an 11-story office building in Arlington. Work on the 235,000-sf project, dubbed the Ellipse, is scheduled for the end of the first quarter in 2001.

WASHINGTON, DC-Congress passed a bill allowing private development of the Southeast Federal Center. The 55-acre site on the Anacostia River in Southeast Washington is the largest undeveloped tract of land in the District.

WASHINGTON, DC-City officials have given up on working with DC architect Kevin Williams and his company, Dominion Development Corp. and requested new retail proposals on a 25-acre tract that it has sought to develop for about two decades. Williams and Dominion say they still have the development rights.

VIENNA, VA-The deals give Wired Business of Vienna access to 125 multitenant commercial buildings with 2,900 tenants.

FAIRFAX, VA-Webmethods and Broadview Networks have preleased 72,852 sf at Pender Business Park, bringing the four-building complex developed by Trammell Crow almost to full occupancy. The speculative project's completion is set for this month.

SILVER SPRING, MD-The California State Teachers' Retirement has bought a 606-unit apartment building in Silver Spring from Equity Residential Properties for $37.5 million. It plans to invest $13 million ito upgrade the property.