To Make a Complaint. You can make a complaint by doing one of the following options: Call the 311 Customer Service Center anytime (24/7) by dialing 311 (within San Francisco) or (415) 701-2311 (outside San Francisco), or; Go to the 311 Customer service center website. When making your complaint, be prepared to provide the following information: May 20, 2020 · Pests: A tenant may report a landlord if their apartment or rental property has shown signs of a mouse, rat, roach, bed bug, or other pest infestation. Mold: Mold in the living space is dangerous as it can cause breathing problems or more severe reactions. Lead: Lead paint is common in homes built before 1978. Lead hazards, such as chipping paint, can pose health risks, especially to young children. Jan 14, 2020 · At the time the complaint is filed a landlord must ask the clerk of the court to issue summonses and deliver those summonses to the sheriff, with a copy of the complaint, for service on the tenant. A separate summons is necessary for an eviction and to recover damages for unpaid rent.