Strange dogs urinate in front of the store, which means that your door smells of dog urine. Dogs smell it when they pee. If there is no smell of dog urine, they will change places, which means that your door has not been thoroughly cleaned. According to geomantic omen, the gate is the entrance of the house, where qi mainly enters and exits, and its importance can be imagined. If there is not a clean and unobstructed environment at the entrance, but all kinds of sundries and garbage are piled up, it will lead to poor air transportation and bring many adverse effects to the homeowner.
Just wash it thoroughly with water.