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1. Previous Communications: Reference to prior attempts to resolve the issue, including any mediation attempts or informal discussions

2. Witness Statements: References to other affected neighbors and their complaints

3. Building Management Notice: Reference to any involvement or notices from building management or HDB authorities

1. Noise Incident Log: Detailed diary of noise incidents with dates, times, and duration

2. Previous Correspondence: Copies of previous communications regarding the issue

3. Official Complaints: Copies of any formal complaints filed with authorities or building management

4. Evidence Documentation: Photos, videos, or audio recordings of disturbances if available