Aiming for zero pest sightings - even with a great pest control partner - can be unattainable. Thresholds are best set by working with your pest control professional because there are several factors that come into play.
It only takes an opening the size of a quarter for a rat to squeeze inside, and a hole the size of a dime for a mouse.
As the weather heats up, so does pest activity. And pests don't necessarily slow down when the warm weather leads to afternoon rain in many parts of the country.