离职售楼小姐透露行业秘密：一栋楼无论有多高，买这几层就对了！

Core Insights - The article discusses the importance of floor selection in real estate, emphasizing that it significantly impacts living experience and is often influenced by personal beliefs and numerology [1][3]. Group 1: Floor Selection Considerations - The first and top floors are commonly avoided due to their inherent disadvantages; the first floor suffers from poor lighting, ventilation issues, and external noise disturbances, while the top floor faces extreme temperatures and potential water pressure problems [4][6]. - Specific floors with certain numbers, such as four, seven, thirteen, and eighteen, are often considered unlucky and are frequently avoided by buyers [3]. - Equipment floors, which house essential systems like elevators and HVAC, generate noise and vibrations that can disrupt residents' comfort and may pose health risks over time, making them unsuitable for living [6]. Group 2: Ideal Floor Selection - To find the most suitable floor, it is essential to consider the overall design of the building, the surrounding environment, and individual needs, rather than relying solely on superstitions or numerical beliefs [6].