HDB Ghim Moh Edge has stacks units that face either NE1 (30 degrees) or SW1 (210 degrees). NE1. 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. If the unit is not facing a water position, then best to place a water position at the balcony area to activate the luck. On