If you are struggling with a cockroach problem, we strongly advise you to have a technician visit you. This advice is all the more important when it comes to apartment buildings because cockroaches can move easily from one apartment to another..
Check new food containers on return from grocery store
Exit the boxes of cartons used to transport food
Seal cracks in kitchen cabinets
Use glue traps with a bait
Apply an insecticide to the perimeter of the rooms, under the appliances and around the piping where the insects have been seen
Apply a powdered insecticide to the structural voids of the rooms where the insects have been seen