Nicolas Alvarez speaks on the telephone in his apartment on the 27th floor of the "Tower of David" skyscraper in Caracas.
It boasts a helicopter landing pad, glorious views of the Avila mountain range, and large balconies for weekend barbecues.
Yet a 45-story skyscraper in the center of Venezuela's capital Caracas is no five-star hotel or swanky apartment block: it is a slum, probably the highest in the world.
Gabriel Rivas, 30, lifts weights on a balcony on the 28th floor.
Dubbed the "Tower of David," the building was intended to be a shining new financial center but was abandoned around 1994 after the death of its developer - banker and horse-breeder David Brillembourg - and the collapse of the financial sector.