LoopNet Responds to CoStar Complaint

SAN FRANCISCO, Feb. 5 /PRNewswire-FirstCall/ -- LoopNet, Inc.
(Nasdaq: LOOP) released the following statement today:
"The complaint filed today in the U.S. District Court, Southern District
of New York, by CoStar Group, Inc. (Nasdaq: CSGP) is completely without merit.
LoopNet will defend itself vigorously.
"CoStar's complaint follows a suit filed by LoopNet against CoStar Group,
Inc. on November 15, 2007 in the Superior Court of the State of California for
breach of contract relating to the unlawful reproduction and use by CoStar
Group of LoopNet property listings and listing information."
About LoopNet, Inc.
LoopNet is the leading online marketplace for commercial real estate and
businesses for sale in the United States. Our online marketplace, available
at www.LoopNet.com, enables commercial real estate agents, working on
behalf of property owners and landlords, to list properties for sale or for
lease by submitting detailed property listing information in order to find a
buyer or tenant. Commercial real estate brokers, agents, buyers and tenants
use the LoopNet online marketplace to search for available property listings
that meet their commercial real estate criteria. By connecting the sources of
commercial real estate supply and demand in an efficient manner, we believe
that LoopNet enables commercial real estate participants to initiate and
complete more transactions more cost-effectively than through other means.
LoopNet also delivers technology and information services to commercial real
estate organizations to manage their online listing presence and optimize
property marketing.
Forward-Looking Statements
This release contains forward-looking statements regarding LoopNet's
expectations regarding its future financial results as well as trends in the
commercial real estate industry. These statements are based on current
information and expectations that are inherently subject to change and involve
a number of risks and uncertainties. Actual events or results might differ
materially from those in any forward-looking statement due to various factors,
including, but not limited to economic events or trends in the commercial real
estate market or in general, our ability to continue to attract new registered
members, convert them into premium members and retain such premium members,
seasonality, our ability to manage our growth, our ability to introduce new or
upgraded products or services and customer acceptance of such services, our
ability to obtain or retain listings from commercial real estate brokers,
agents and property owners, and competition from current or future companies.
Additional information concerning factors that could cause actual events or
results to differ materially from those in any forward-looking statement are
contained in our Form 10-Q filed with the Securities and Exchange Commission
("SEC"), and subsequent SEC filings made by us. Copies of filings made by us
with the SEC are available on the SEC's website or at
investor.loopnet.com/sec.cfm. LoopNet does not intend to update the
forward-looking statements included in this press release which are based on
information available to us as of the date of this release.
SOURCE LoopNet, Inc.

Dan Katcher or Andrea Priest, both of Joele Frank, Wilkinson Brimmer Katcher,
+1-212-355-4449, for LoopNet, Inc.