Addition Elle, Penningtons and MXMÂ have a new holiday offer for plus size clothes! From now until Dec. 31, 2010, you can get 10% off all online orders when you enter the following coupon codes: Addition Elle: get 10% off with coupon code JOY10. Penningtons: get 10% with coupon code NOEL10. MXM: get 10% off coupon […]