Remove all food sources: store food in sealed containers, clean crumbs, and empty trash daily
Fix water sources: repair leaks, dry sinks, and remove standing water
Seal entry points: close gaps around pipes, vents, doors, windows, and foundations with steel wool and caulk or metal mesh
Set snap traps along walls, behind appliances, and near droppings
Use enough traps: place multiple traps at once for faster results
Bait traps with peanut butter, nuts, dried fruit, or bacon
Check traps daily and reset immediately
Wear gloves when handling traps, droppings, or dead rats
Dispose of dead rats in sealed bags and disinfect the area
Clean and disinfect contaminated surfaces with bleach solution or household disinfectant
Remove clutter, cardboard, and hiding spots
Keep pets and children away from traps and rodent areas
Use tamper-resistant bait stations only if appropriate and labeled for indoor use
Call a licensed pest control professional if infestation is large or rats keep returning