購置不動產除了考量傳統的區位、價格、環境、品質等因素之外，風水地理的良窳在住宅交易市場上亦扮演著重要角色。消費者往往把風水地理的觀點列為購屋考慮的重要因素之ㄧ，尤其在華人地區來說，風水對購屋方面具有相當程度之影響力。本研究利用多評準決策方法中的DANP(DEMATEL with Analytic Network Process)之理論以及專家問卷，針對風水地理專家進行訪問及分析，探討購屋因素之關聯性與重要性並加以排序。本研究發現透過專家問卷分析出之購屋因素前五名最重要之因素依序為住宅類型、住宅品質、形勢、通風與採光，以及方位。經由此結果，以期提供未來購屋消費者與後續研究之參考。

The feng-shui plays an important role in the house purchasing market, except the factors of location, price, environment, quality for purchasing real estate. The customers believe that feng-shui is one of the factors of purchasing house. The influence of feng-shui on purchasing houses is self-evident in Chinese area. The study utilizes the basic theory and experts’ questionnaire of the Hybrid MCDM Model of the DANP(DEMATEL with Analytic Network Process) to identify the relationship and importance for the factors. The empirical finding shows that “residential type”, “housing quality” and “terrain” are the top three high importances in the purchasing house decision. This result reminds the customers who prepare to purchasing house could pay attention to the purchasing factors, and purchases the suitable house.