1. Feng Shui of HDB Tampines GreenEdge and Flying Star Feng Shui 2. This development only has stacks that are considered more suitable to a West group person. 3. The three facing directions are: NE1, NE3 and NW3. 3.1 NE1 facing unit. For e.g. stacks such as 570, 572 and 574. Has the auspicious water wealth #8 star at the frontage. Thus, units with water position at the frontage (balcony side) can enjoy good Feng Shui. If so, the sum-of-ten can be activated for : Health, wealth and family luck