Core Insights - The real estate market in 2025 shows a significant shift towards cautious and rational decision-making among homebuyers, with over 78% of potential buyers conducting at least three months of market research before making a purchase [1] - The importance of selecting quality housing is emphasized, as it directly impacts living comfort and future asset appreciation, with scientifically chosen properties showing a 15.3% higher value retention compared to ordinary properties [1] Group 1: Key Buying Principles - Four core principles for home buying include favoring south-facing units, choosing corner units, considering the third floor, and avoiding specific problematic floors [2][4] - South-facing homes are preferred for their sunlight exposure, which can save approximately 15% in heating energy costs during winter, and residents in these homes have a 12.3% lower incidence of respiratory diseases [2] - Corner units offer better lighting, reduced noise interference, and greater renovation potential, with their window area averaging 20% larger than middle units [4] Group 2: Floor Selection - The third floor is ideal as it avoids the moisture and security issues of the first floor while not being overly reliant on elevators, which can fail for an average of 76 hours annually [6] - First-floor units face significant risks, including a 65% higher rate of burglary incidents and three times more frequent water leakage issues compared to other floors [6][8] - High-rise units, particularly top floors, face challenges such as increased leakage risk and higher summer temperatures, leading to a 20% increase in air conditioning costs [8] Group 3: Location and Environmental Factors - Proximity to main roads can lead to noise pollution, with levels reaching 65-75 decibels within 30 meters, significantly impacting residents' health and sleep quality [9] - Units near garbage stations face hygiene issues and a 40% higher rate of market stagnation, with a 5% greater depreciation compared to other units in the same complex [10] - The location within a community affects property value, with central units priced 5-10% higher due to lower noise and better safety [10] Group 4: Property Quality and Developer Reputation - The quality of the building and the reputation of the developer are crucial, with large state-owned and listed companies having a 40% lower incidence of quality issues compared to smaller developers [13] - Properties with good ventilation and layout are preferred, with over 90% of buyers favoring south-north through units, which can reduce air conditioning usage by 30% [12] - The presence of quality property management can significantly enhance resident satisfaction, with moderate fees often correlating with better service [12] Group 5: Investment Considerations - Home buying is framed as a long-term investment that should not be swayed by short-term price fluctuations, with scientifically selected properties showing resilience even during market adjustments [14] - The principles of selecting properties based on orientation, floor level, layout, location, and developer reputation are derived from extensive data analysis and real-world case studies [14]