Community Covenant Article 13

Zhang Lei, who rented an old community to save money, discovered that his neighbors were strictly abiding by a strange convention. When he mistakenly took out the trash on an even-numbered day, the property management staff rang the doorbell with a smile. When he woke up, he forgot about the cat he had raised for three years. In order to regain his memory, he illuminated the convention with an ultraviolet light and discovered the hidden 13th rule. As the investigation deepened, Zhang Lei was shocked to discover that the so-called "property" was actually the last batch of tenants who violated the rules, and the real landlord was the "non-existent 404 resident" who knocked on his door every night...