public PriceGroupSelectionAction(AuctionRoom room) : base(room) { }
public AddOfferAction(AuctionRoom room) : base(room) { }
public RemoveOfferAction(AuctionRoom room) : base(room) { }
public ItemOffersAction(AuctionRoom room) : base(room) { }
public AllOffersAction(AuctionRoom room) : base(room) { }
public QuantitySelectionAction(AuctionRoom room) : base(room) { }