1, basement, when it rains, water will flow into the house, so if the basement is high, it can prevent water from flowing into the house. But from the perspective of superstitious geomantic omen, water represents wealth, and the more, the better. If the house base is high, the wealth may flow abroad. If you can't make any money, just make a little money.
2, a spring river flows eastward, just in time, your home is in the east, and the water is in the direction, blocking the place where the water goes. Superstition has a very bad influence, and going against the laws of nature is going against the sky.