Owners occupy corridors and pile up sundries and refuse to clean them up. How can neighbors protect their rights?

At present, in practice, the common practice is to find a property complaint, and if the property does not act, then complain to the Housing Construction Committee. At the same time, you can also negotiate with your neighbors. Finally, it is considered to solve the problem through prosecution, but the cost of prosecution is high, time-consuming and money-consuming. If you don't need a lawyer, you can consider suing yourself. If you sue, pay attention to preserving the evidence.