Seal all entry points with steel wool, caulk, or metal flashing
Store food in airtight containers
Keep trash in sealed bins and remove it regularly
Clean up crumbs, spills, and pet food immediately
Remove clutter, cardboard, and nesting materials
Trim vegetation and keep firewood away from the house
Fix leaks and eliminate standing water
Set snap traps along walls and near signs of activity
Use bait stations only if labeled and placed safely
Wear gloves when handling traps or contaminated materials
Dispose of dead rats in sealed bags
Sanitize affected areas with disinfectant
Contact a licensed pest control professional for severe infestations