If a bird comes to nest on his window, it actually means that the atmosphere at home is very good, because birds are very sensitive. If a position makes it feel dangerous, then it won't nest. When birds nest in your window, it actually means that the atmosphere at home is very good and safe.
The window is where you vent your anger. If birds come to this place to nest, it actually means that your family's wealth will get better and better. Because when birds build nests, they bring a lot of good smells for safety. These smells enter the home through the window, which can naturally improve the fortune.