public void RemoveFavouriteADS(ADS ad) { FavouriteADS.Remove(ad); }
public void AddFavouriteADS(ADS ad) { FavouriteADS.Add(ad); }
public void RemoveFavouriteADS(ADS ad) { FavouriteADS.Remove(ad); }
public void AddFavouriteADS(ADS ad) { FavouriteADS.Add(ad); }