CoStar Group and Real Estate Forum Issue 2008 CoStar Power Broker Awards Call for...

CoStar Group and Real Estate Forum Issue 2008 CoStar Power Broker Awards Call
for Entries

BETHESDA, Md., Jan. 12, 2009 (GLOBE NEWSWIRE) -- CoStar Group, Inc.
(Nasdaq:CSGP), the number one provider of information/marketing services to the
commercial real estate industry, and "Real Estate Forum" magazine, the
industry's leading news publication, are teaming up again this year to present
the 2008 CoStar Power Broker Awards(tm). The awards recognize the "best of the
best" in commercial real estate brokerage, spotlighting the U.S. firms and
individual brokers who closed the highest transaction volume in commercial
property sales and leases during the 2008 calendar year.

Complete details on submitting entries for consideration and links to CoStar
Power Broker winners from previous years can be found at:
www.costar.com/powerbrokers/.

The deadline for receiving Power Broker submissions is Monday, February 16th,
2009, at 12:00 p.m. (noon) EST.

Now in their seventh year, the CoStar Power Broker Awards are presented to the
top firms and individual dealmakers by market (up to 20 winners in major
markets) who achieved outstanding volume of property sales and leasing
transactions in office, industrial and retail properties, as reflected in
CoStar's database as of year-end 2008 and in transaction data supplied by the
companies and brokers.

For individual brokers, CoStar Power Broker awards will be presented in the
following categories: Top Office Leasing, Top Industrial Leasing, Top Retail
Leasing and Top Sales. In addition, CoStar Power Broker Awards will be presented
to brokerage firms that have the highest volume of property sales and leasing
transactions in office, industrial and retail properties generated company-wide.

All CoStar Power Broker Award winners are based on transaction data taken from
CoStar's commercial real estate database, the largest, independently researched
database of commercial real estate property available online. Information in
CoStar's database is verified and continuously updated by CoStar's research
analysts -- comprising the largest commercial real estate research operation of
its kind. CoStar's U.S. database contains more than 2.4 million commercial
properties, and the total U.S. square footage or Gross Building Area tracked and
maintained by CoStar exceeds 62 billion square feet.

In addition to receiving customized CoStar Power Broker award plaques, winners
will be showcased on CoStar's website, as well as in a gatefold insert included
in Real Estate Forum magazine, and announced on the daily news and information
website, www.GlobeSt.com.

About Real Estate Forum

Real Estate Forum, a publication of Incisive Media, is America's premier
commercial real estate business magazine, delivering cutting-edge real estate
editorial, strategic insights and practical information. The publication covers
a wide range of topics, including alternative investment vehicles, new financing
structures, capital flows, and innovative approaches to development and leasing
trends. Also published by Incisive Media's Real Estate Group, www.GlobeSt.com
provides up-to-the-minute news as well as enriched content and services.
Incisive Media is a leading global provider of specialized business news and
information, in print, in person and online. The company's principal markets
include financial services, legal services, commercial real estate, marketing
services and risk management. More information on Incisive Media's real estate
offerings is available at http://www.incisivemediarealestategroup.com.

About CoStar Group, Inc.

CoStar Group, Inc. (Nasdaq:CSGP) is the number one provider of
information/marketing services to commercial real estate professionals in the
United States as well as the United Kingdom. CoStar's suite of services offers
customers access via the Internet to the most comprehensive database of
commercial real estate information throughout the U.S. as well as in the United
Kingdom and France. Headquartered in Bethesda, MD, CoStar has approximately
1,300 people working for the company worldwide, including the largest
professional research organization in the industry. For more information, visit
http://www.costar.com.

This news release includes "forward-looking statements" including, without
limitation, statements regarding CoStar's expectations, beliefs, intentions or
strategies regarding the future. These statements are subject to many risks and
uncertainties that could cause actual results to differ materially from these
statements. More information about potential factors that could cause actual
results to differ materially from those discussed in the forward-looking
statements include, but are not limited to, those stated in CoStar's filings
from time to time with the Securities and Exchange Commission, including
CoStar's Form 10-K for the year ended December 31, 2007, and CoStar Form 10-Q
for the quarter ended September 30, 2008, under the heading "Risk Factors." In
addition to these statements, there can be no assurance that a broker's use of
CoStar's information services will result in an increased volume of sales and
leasing transactions for that broker. All forward-looking statements are based
on information available to CoStar on the date hereof, and CoStar assumes no
obligation to update such statements.

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CONTACT: CoStar Group, Inc.
Media:
Timothy J. Trainor, Communications Director
(301) 280-7695
ttrainor@costar.com