2. The scientific nature of the address exploration link is trustworthy, and the only possibility of problems is that developers and construction units conspire to cut corners, but the probability of problems in the basic link is still very small;
3. Go and see if there is a basement. If there is, you can rest assured. If the building tilts a little in the future, don't be afraid, it won't fall down (isn't the leaning tower of Pisa still falling down);
4. If there is no basement, it is mostly pile foundation, and its reliability is much worse than that with basement (box foundation, raft foundation or composite foundation);
According to superstitious geomantic omen, if only a few isolated buildings are surrounded by water, it will become an isolated city, but if there are enough buildings to form a building community, there is no such taboo.