The answer to a rat problem is to first identify the root causes and take steps to eliminate their food sources, entry points, and nesting areas. Rats are attracted to homes that provide easy access to food, water, and shelter. Common signs of a rat infestation include droppings, gnaw marks, and noises in the walls or attic.
To resolve a rat problem, start by sealing up any cracks or holes larger than a quarter inch to prevent them from entering your home. Remove potential food sources by storing food in airtight containers, cleaning up spills, and keeping trash in sealed bins. You may also need to use traps or baits to eliminate the existing rat population, but be cautious with these methods as they can pose risks to pets and children. If the problem persists or you're uncomfortable handling it yourself, it's best to call in a professional pest control service to properly assess and treat the infestation.