Doing these things before or after a professional is crucial to removing roaches out of home forever.
Remove trash daily. Empting kitchen trash and bathroom Trash nighty will help eliminate a food source for roaches.
Wipe out & drying of sink and bath tub of water.This is a vital part of roaches survival they can go weeks without food but not water .Water is necessary for them to survive so drying out all sinks will help.
Clean behind appliances. Using a bleach or alcohol cleaning solutions. This is a usually a huge problem area so cleaning behind appliances regularly will reduce population greatly.
Using a bleach or alcohol cleaning solution to wipe down appliances much as microwave,blender, refrigerator and oven.
Stop eating in your bedroom until the roaches are contained to the kitchen area.
Seal up dog & cat food very night and dont leave pet dishes out all night .
Seal up dish cloth & sponge in a ziploc bag very night .
Keep house well lit during the day this will eliminated alot hiding placing for the roaches.
Homeowners should repair any water leaks immediately upon detection; apartment residents should report the leak to maintenance immediately upon detection.