These are used to cool homes and offices much less expensively than using air conditioners. Foods were highly spiced, and many of these were expensively imported, often from outside Europe. Retaining these expensively trained professionals has been identified as an urgent goal. Books were another luxury items sold there; they were hand-printed, expensively bound, and rare. False alarms can waste resources expensively and can even be dangerous. Villas were the larger and more expensively built equivalent. He was one of the most expensively signed teenagers in English football around this time. In 1878, Curtis bought the largest and most expensively built house in Deering Center, Maine. At the time he was one of the most expensively signed players in English football.