Bargaining

      1) What is a mandatory subject of bargaining? 2) Can a union waive its right to bargain over a mandatory subject of bargaining? 3) Was management's refusal to bargain over the subject of surveillance camera usage in the workplace a violation of the duty to bargain in good faith under the LMRA, as amended? if so, what should be the appropriate remedy? Discuss the merits of the parties' respective positions in this case.