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This is normal, first, there may be no free squatting pit, and the person knocking on the door must be in a hurry; Second, there may be people with bad intentions, and you must be careful, especially women, and it is necessary to take more precautions.
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Make the person knocking on the door wait for a while.
Deliberately cough a few times first to indicate that someone is there.
Oops, it's nothing more than a peek at it, all the fuss! If you have evidence, call the police! That person is really a psychopath, and he is embarrassed to talk about him, a shame on a man! >>>More
Props: small soft plastic bottles, with a few small holes in the cap. Pepper inside (can't use chili powder, you have to lose money if something happens, it's not worth it). >>>More
Call the police, use the law to help yourself, and don't be afraid of losing face. This will embolden the criminals.
Just ignore it, knock whoever you like, you can't get in anyway.