In New London, seeing a roach in the daytime usually means the nest is already...

https://smart-wiki.win/index.php/Why_Does_My_Apartment_Keep_Getting_Roaches_Even_After_Cleaning%3F

In New London, seeing a roach in the daytime usually means the nest is already crowded. Check under your kitchen sink for tiny pepper-like droppings or smear marks near hinges