My door is opposite the alley and the corner. How to solve it?

In front of the door, there is a sharp oblique mouth. If the distance is far, at 10 meter, it is necessary to hang a octagonal convex mirror. If you are close, you can use the geomantic compass to welcome the five emperors' money for a long time to resolve it, which is regarded as reconciliation, so that it will not cause harm to the other party and be harmonious and alternate.