Singapore's largest condominium project d'Leedon, near Farrer Road, marked its completion on Saturday (Oct 25). But the 1,715-unit development, which was launched for sale two years ago, still has 254 unsold units - comprising mostly four-bedroom units - as of last month. And to move sales, its developer CapitaLand Singapore said it will be refurbishing 30 units with additional designer furnishings....