爲了使閱圖者能夠對房地產建案產生良好印象，且能夠立即發現建案標物及其周遭環境之優勢，房地產廣告地圖在許多方面乃有別於一般地圖，表達上往往出現大量的誇飾及扭曲，以達到業者所要求的目標。本研究藉由報章雜誌、路邊派報人員和一般住戶信箱，收集了台北地區30個新舊建築案的廣告地圖，使用Maction Papago R15軟體中的機踏車模式路徑規劃選取方式，經由對房地產廣告地圖上建案目標物和捷運站之間的最短距離、地圖比例尺之改變以及實際距離之間的比較，得出在同一幅地圖之中，其比例尺會隨著製圖者之需求而有所不同。

In order to make map reader have good impression and find the target in estate map, estate maps are different with normal maps. Estate map designer always use distortion and over exaggeration in estate map. In this paper, 30 advertising maps for new or old building cases in Taipei are collected from newspapers, magazines, advertisement senders and mailbox in buildings. Through check the shortest path between MRT station and the target in map from motorbike model of Maction Papago R15 software, scale change of maps and real distance on surface, this paper will examines reveals the distortion characters of estate maps and conclude that even in one estate map, it's will no permanent scale because map designer need to exhibit what he/she want to interpretation.