Cockroaches are the number one pest in homes or other buildings They have successfully adapted to living wherever people live and are common on ships, in warehouses, restaurants, stores, apartments, offices, hotels and one-family dwellings. In fact, cockroaches are often the first occupant in a new building. Cockroaches are frequently carried into buildings in bags or boxes. They can live outside in water meters, garbage dumps or sewage systems and then migrate into buildings. Cockroaches hide in sheltered, dark places during the day. Because they avoid light, they may not be detected in a home for months. Most homes have many cracks or crevices where they hide. At night, cockroaches leave their hiding places to seek out food and water. If ...