public void CheckAndIncrementPickUpQuantity()
 {
     if (thisIITAM.IsInPickedUpState())
     {
         int incrementQuantity = CalcPickedQuantity();
         if (incrementQuantity > 0)
         {
             this.IncrementPickUpQuantityBy(incrementQuantity);
         }
         else
         {
             this.DeclineIncrementPickUpQuantity();
         }
     }
 }