NEW YORK CITY-BrainPOP, the provider of animated content, has signed a 15-year lease for 13,000 square feet of space at 71 W. 23rd St. located at the northeast corner of Sixth Avenue.

FORT LAUDERDALE, FL-The board members of Marcus & Millichap Real Estate Investment Services has appointed Still Hunter III to the post of senior vice president investments.

NEW YORK CITY-Lehman Brothers has appealed to a bankruptcy court for its approval to pay $2.5 million and end its leasing agreement with Related Co.

CHICAGO-John Schreiber of Blackstone Group LP is all set to become a board member of General Growth Properties.

ORLANDO-Eola Realty Partners LLC has purchased an owner/user office building measuring 8,000 square feet.

NEW YORK CITY-Conde Nast, a publishing company, has entered into a tentative agreement regarding shifting of its offices to 1 World Trade Center.

NEW YORK CITY-Lehman Brothers Holdings Inc. is adding more cash to some of its already existing deals.

CHICAGO-Centro Properties Group, the owner of shopping centers across Australia and US, has plans of restructuring, which could split the Australian and US holding.