public void AddPointAdjustment(PointAdjustment adjustment)
        {
            Points   += adjustment.Points;
            NetScore += adjustment.Points;

            PointAdjustments.Add(adjustment);
        }
        public void RemovePointAdjustment(PointAdjustment adjustment)
        {
            if (!PointAdjustments.Contains(adjustment))
            {
                return;
            }

            Points   -= adjustment.Points;
            NetScore -= adjustment.Points;

            PointAdjustments.Remove(adjustment);
        }