Expanding its retail presence in New York, Palm announced a new Palm Retail Store, its largest store to date. Complete with Palm’s entire product portfolio of smartphones, handhelds, mobile managers and accessories, the store features live demonstrations and activations on three major U.S. carriers. The new flagship store, located in historic Rockefeller Center and facing Radio City Music Hall, is offering customers who purchase any Treo smartphone between Dec. 11 and Dec. 17 a free Palm Z22 handheld.