Pest control often falls short when attic gaps stay open, because rodents can keep entering through rooflines, vents

https://daltonnzom925.talesignal.com/posts/why-san-diego-rats-invade-attics-in-the-summer-2

Pest control often falls short when attic gaps stay open, because rodents can keep entering through rooflines, vents, eaves, and utility penetrations.