public enum PickingType
    {
        None  = 0,
        Customer = 1,
        Return = 2,
        Stock = 3
    }

 public enum BlockReason
    {
        None = 0,
        Defect = 1,
        Сounterfeit = 2,
        Shortfall = 3,
        Loss = 4,
        Refuse = 5
    }

public enum StickerState
    {
        Receipted = 1,
        Placed = 2,
        Picked = 3,
        AddedToRealization = 4,
        Shipped = 5
    }