public void TryTransferItemToOtherShop(Item item)
    {
        if (otherShop.gold >= item.price)
        {
            gold           += item.price;
            otherShop.gold -= item.price;
            AddItem(item, otherShop);
            RemoveItem(item, this);

            RefreshDisplay2();
            otherShop.RefreshDisplay2();
        }
    }