Open windows and doors to ventilate the house
Run fans to move stale air out
Take out trash and clean trash bins
Wash dishes and clean the kitchen sink
Clean countertops, floors, and surfaces
Vacuum carpets, rugs, and upholstery
Wash bedding, curtains, and removable fabric items
Clean pet areas, litter boxes, and cages
Check for mold, mildew, and damp areas
Fix leaks and remove standing water
Clean drains and garbage disposals
Use baking soda to absorb odors
Use activated charcoal to absorb odors
Place bowls of vinegar in smelly areas
Replace HVAC and air filters
Clean inside the refrigerator and freezer
Remove spoiled food and expired items
Wash laundry and dirty clothes promptly
Deep clean bathrooms, toilets, and showers
Clean walls, baseboards, and hidden corners
Smoke outside and remove smoke residue indoors
Use an air purifier with a HEPA and carbon filter