NEW YORK, Feb. 12 [Category: BizReal Estate] -- Newmark Group posted the following news release: * * * Newmark Adds Keely Polczynski and Eric Williams to Expanding Retail Capital Markets Practice Group Newmark announces the firm has hired Keely Polczynski and Eric Williams, two respected retail investment sales professionals with more than 20 years of experience each, to its growing U.S. Retail Capital Markets practice group as Senior Managing Directors. Polczynski and Williams will work clos  more