Ключевые слова: apartment, architecture, bioclimatic, building, capital, city, cityscape, color, colorful, competition, condo, condominium, construction, contemporary, development, ecoboulevard, ecobulevar, environmental, europe, facade, flat, housing, madrid, maintenance, market, modern, mortgage, property, real estate, regulation, rent, rent control, residential, social, spain, spanish, street, vallecas, window,