Advertising; classified advertising; advertising services provided over the Internet; advertising of commercial properties for lease, including via the Internet; compiling real estate brokerage listings; compilation and provision of online directories; compilation and systemization of information into computer databases; provision of advertising space

Providing electronic listings of commercial properties for lease, including via the Internet; leasing of commercial real estate; research services relating to commercial real estate; providing information, including online, about commercial real estate; brokerage of commercial real estate