The first 400 people in every store receive a free gift card valued between $5 and $500 MILWAUKEE, 2016-Dec-20 — /EPR Retail News/ — The Bon-Ton Stores, Inc. (NASDAQ:BONT) which operates Bon-Ton, Boston Store, Bergner's, Carson's, Elder-Beerman, Herberger's and Younkers stores, is spreading the joy this holiday season by giving customers a special bonus when they shop…