When doing home inspections, I see a number of places where insects can easily enter homes. Make sure you seal cracks and openings, especially where water pipes and other conduits penetrate walls, around the garage door and other exterior doors.. Note: don't close up weep holes or openings that are intended to remain open. To eliminate ants in your home, you will need a combination of prevention, sanitation, and targeted treatment. The most successful approach targets the col